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64095069740 = 225131714501147
BaseRepresentation
bin111011101100010111…
…010010011000101100
320010102220011220100212
4323230113102120230
52022231314212430
645240031441552
74426223050352
oct735427223054
9203386156325
1064095069740
1125200aa5619
12105093862b8
136075c87290
1431606b37d2
151a02006b95
hexeec5d262c

64095069740 has 48 divisors (see below), whose sum is σ = 153480150432. Its totient is φ = 22273760256.

The previous prime is 64095069691. The next prime is 64095069821. The reversal of 64095069740 is 4796059046.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7246154 + ... + 7254993.

It is an arithmetic number, because the mean of its divisors is an integer number (3197503134).

Almost surely, 264095069740 is an apocalyptic number.

It is an amenable number.

64095069740 is an abundant number, since it is smaller than the sum of its proper divisors (89385080692).

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

64095069740 is a wasteful number, since it uses less digits than its factorization.

64095069740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14501186 (or 14501184 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 64095069740 in words is "sixty-four billion, ninety-five million, sixty-nine thousand, seven hundred forty".

Divisors: 1 2 4 5 10 13 17 20 26 34 52 65 68 85 130 170 221 260 340 442 884 1105 2210 4420 14501147 29002294 58004588 72505735 145011470 188514911 246519499 290022940 377029822 493038998 754059644 942574555 986077996 1232597495 1885149110 2465194990 3204753487 3770298220 4930389980 6409506974 12819013948 16023767435 32047534870 64095069740