64094936832 has 216 divisors, whose sum is σ = 202988822400. Its totient is φ = 19360180224.

The previous prime is 64094936797. The next prime is 64094936891. The reversal of 64094936832 is 23863949046.

64094936832 is a `hidden beast` number, since 64 + 0 + 9 + 493 + 68 + 32 = 666.

64094936832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 975019 + ... + 1038677.

Almost surely, 2^64094936832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64094936832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101494411200).

64094936832 is an abundant number, since it is smaller than the sum of its proper divisors (138893885568).

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

64094936832 is a wasteful number, since it uses less digits than its factorization.

64094936832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63723 (or 63706 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 64094936832 in words is "sixty-four billion, ninety-four million, nine hundred thirty-six thousand, eight hundred thirty-two".