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64153445316 = 2235346120443
BaseRepresentation
bin111011101111110101…
…111110001111000100
320010120222000200121020
4323233311332033010
52022341240222231
645245514551140
74430532200502
oct735765761704
9203528020536
1064153445316
1125230a46aa4
1210524a384b0
1360850b5a3c
14316834b672
151a071d8396
hexeefd7e3c4

64153445316 has 12 divisors (see below), whose sum is σ = 149691372432. Its totient is φ = 21384481768.

The previous prime is 64153445281. The next prime is 64153445351. The reversal of 64153445316 is 61354435146.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (64153445281) and next prime (64153445351).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2673060210 + ... + 2673060233.

It is an arithmetic number, because the mean of its divisors is an integer number (12474281036).

Almost surely, 264153445316 is an apocalyptic number.

It is an amenable number.

64153445316 is an abundant number, since it is smaller than the sum of its proper divisors (85537927116).

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

64153445316 is a wasteful number, since it uses less digits than its factorization.

64153445316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5346120450 (or 5346120448 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The spelling of 64153445316 in words is "sixty-four billion, one hundred fifty-three million, four hundred forty-five thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 12 5346120443 10692240886 16038361329 21384481772 32076722658 64153445316