65055572764 has 24 divisors (see below), whose sum is σ = 140119695968. Its totient is φ = 25736270400.

The previous prime is 65055572741. The next prime is 65055572789. The reversal of 65055572764 is 46727555056.

65055572764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

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, 89361687 + ... + 89362414.

Almost surely, 2^65055572764 is an apocalyptic number.

It is an amenable number.

65055572764 is an abundant number, since it is smaller than the sum of its proper divisors (75064123204).

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

65055572764 is a wasteful number, since it uses less digits than its factorization.

65055572764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178724125 (or 178724123 counting only the distinct ones).

The product of its (nonzero) digits is 8820000, while the sum is 52.

The spelling of 65055572764 in words is "sixty-five billion, fifty-five million, five hundred seventy-two thousand, seven hundred sixty-four".