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64596612053 = 1719533773387
BaseRepresentation
bin111100001010010000…
…100001001111010101
320011201211220220002002
4330022100201033111
52024243213041203
645401505325045
74444523100011
oct741220411725
9204654826062
1064596612053
11254391157a6
1210629336785
136125b5c38c
1431ab14b541
151a31076d88
hexf0a4213d5

64596612053 has 16 divisors (see below), whose sum is σ = 73354662720. Its totient is φ = 56510228736.

The previous prime is 64596612037. The next prime is 64596612131. The reversal of 64596612053 is 35021669546.

It is a cyclic number.

It is not a de Polignac number, because 64596612053 - 24 = 64596612037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64596611989 and 64596612007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64596612253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1869575 + ... + 1903812.

It is an arithmetic number, because the mean of its divisors is an integer number (4584666420).

Almost surely, 264596612053 is an apocalyptic number.

It is an amenable number.

64596612053 is a deficient number, since it is larger than the sum of its proper divisors (8758050667).

64596612053 is a wasteful number, since it uses less digits than its factorization.

64596612053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773476.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 64596612053 in words is "sixty-four billion, five hundred ninety-six million, six hundred twelve thousand, fifty-three".

Divisors: 1 17 19 53 323 901 1007 17119 3773387 64147579 71694353 199989511 1218804001 3399821687 3799800709 64596612053