64091239683032 has 16 divisors (see below), whose sum is σ = 120638666138760. Its totient is φ = 31920928712704.

The previous prime is 64091239683019. The next prime is 64091239683041. The reversal of 64091239683032 is 23038693219046.

64091239683032 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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15586388918 + ... + 15586393029.

Almost surely, 2^{64091239683032} is an apocalyptic number.

It is an amenable number.

64091239683032 is a deficient number, since it is larger than the sum of its proper divisors (56547426455728).

64091239683032 is a wasteful number, since it uses less digits than its factorization.

64091239683032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31172782210 (or 31172782206 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 56.

The spelling of 64091239683032 in words is "sixty-four trillion, ninety-one billion, two hundred thirty-nine million, six hundred eighty-three thousand, thirty-two".