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5368405554 = 23217371373461
BaseRepresentation
bin1001111111111101…
…10101111000110010
3111212010121020222100
410333332311320302
541443302434204
62244411321230
7250014460101
oct47776657062
914763536870
105368405554
112305363606
121059a50216
1367728a545
1438cda0038
15216478a39
hex13ffb5e32

5368405554 has 96 divisors (see below), whose sum is σ = 12744619056. Its totient is φ = 1626255360.

The previous prime is 5368405513. The next prime is 5368405607. The reversal of 5368405554 is 4555048635.

5368405554 is a `hidden beast` number, since 53 + 6 + 8 + 40 + 5 + 554 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 4003472529 + 1364933025 = 63273^2 + 36945^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1549384 + ... + 1552844.

Almost surely, 25368405554 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5368405554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6372309528).

5368405554 is an abundant number, since it is smaller than the sum of its proper divisors (7376213502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5368405554 is a wasteful number, since it uses less digits than its factorization.

5368405554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3660 (or 3657 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The square root of 5368405554 is about 73269.4039418911. The cubic root of 5368405554 is about 1750.9823658860.

The spelling of 5368405554 in words is "five billion, three hundred sixty-eight million, four hundred five thousand, five hundred fifty-four".

Divisors: 1 2 3 6 9 17 18 34 37 51 74 102 111 137 153 222 274 306 333 411 629 666 822 1233 1258 1887 2329 2466 3461 3774 4658 5069 5661 6922 6987 10138 10383 11322 13974 15207 20766 20961 30414 31149 41922 45621 58837 62298 86173 91242 117674 128057 172346 176511 256114 258519 353022 384171 474157 517038 529533 768342 775557 948314 1059066 1152513 1422471 1551114 2176969 2305026 2844942 4267413 4353938 6530907 8060669 8534826 13061814 16121338 17543809 19592721 24182007 35087618 39185442 48364014 52631427 72546021 105262854 145092042 157894281 298244753 315788562 596489506 894734259 1789468518 2684202777 5368405554