64511054004 has 12 divisors (see below), whose sum is σ = 150525792704. Its totient is φ = 21503684664.

The previous prime is 64511053991. The next prime is 64511054081. The reversal of 64511054004 is 40045011546.

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

It is a congruent number.

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, 2687960572 + ... + 2687960595.

Almost surely, 2^64511054004 is an apocalyptic number.

It is an amenable number.

64511054004 is an abundant number, since it is smaller than the sum of its proper divisors (86014738700).

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

64511054004 is a wasteful number, since it uses less digits than its factorization.

64511054004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5375921174 (or 5375921172 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 64511054004 in words is "sixty-four billion, five hundred eleven million, fifty-four thousand, four".