64130536104 has 32 divisors (see below), whose sum is σ = 162954644640. Its totient is φ = 21026404800.

The previous prime is 64130536091. The next prime is 64130536123. The reversal of 64130536104 is 40163503146.

It is a super-2 number, since 2×64130536104² (a number of 22 digits) contains 22 as substring.

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, 21901042 + ... + 21903969.

It is an arithmetic number, because the mean of its divisors is an integer number (5092332645).

Almost surely, 2^64130536104 is an apocalyptic number.

It is an amenable number.

64130536104 is an abundant number, since it is smaller than the sum of its proper divisors (98824108536).

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

64130536104 is a wasteful number, since it uses less digits than its factorization.

64130536104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43805081 (or 43805077 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 64130536104 in words is "sixty-four billion, one hundred thirty million, five hundred thirty-six thousand, one hundred four".