64937071194 has 8 divisors (see below), whose sum is σ = 129874142400. Its totient is φ = 21645690396.

The previous prime is 64937071193. The next prime is 64937071247. The reversal of 64937071194 is 49117073946.

64937071194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

64937071194 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (64937071193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5411422594 + ... + 5411422605.

It is an arithmetic number, because the mean of its divisors is an integer number (16234267800).

Almost surely, 2^64937071194 is an apocalyptic number.

64937071194 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64937071194 is a wasteful number, since it uses less digits than its factorization.

64937071194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10822845204.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The spelling of 64937071194 in words is "sixty-four billion, nine hundred thirty-seven million, seventy-one thousand, one hundred ninety-four".