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64384546060 = 2253499224147
BaseRepresentation
bin111011111101100111…
…100011010100001100
320011012001212211020001
4323331213203110030
52023324420433220
645324452134044
74436336416552
oct737547432414
9204161784201
1064384546060
112533a44144a
121058a307324
1360c0c3c043
14318ad07bd2
151a1c63780a
hexefd9e350c

64384546060 has 24 divisors (see below), whose sum is σ = 135594975600. Its totient is φ = 25680022464.

The previous prime is 64384546049. The next prime is 64384546111. The reversal of 64384546060 is 6064548346.

It is a self number, because there is not a number n which added to its sum of digits gives 64384546060.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4605094 + ... + 4619053.

It is an arithmetic number, because the mean of its divisors is an integer number (5649790650).

Almost surely, 264384546060 is an apocalyptic number.

It is an amenable number.

64384546060 is an abundant number, since it is smaller than the sum of its proper divisors (71210429540).

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

64384546060 is a wasteful number, since it uses less digits than its factorization.

64384546060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9224505 (or 9224503 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 64384546060 in words is "sixty-four billion, three hundred eighty-four million, five hundred forty-six thousand, sixty".

Divisors: 1 2 4 5 10 20 349 698 1396 1745 3490 6980 9224147 18448294 36896588 46120735 92241470 184482940 3219227303 6438454606 12876909212 16096136515 32192273030 64384546060