64316198938 has 8 divisors (see below), whose sum is σ = 101551893120. Its totient is φ = 30465567900.

The previous prime is 64316198917. The next prime is 64316198941. The reversal of 64316198938 is 83989161346.

64316198938 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.

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, 846265738 + ... + 846265813.

It is an arithmetic number, because the mean of its divisors is an integer number (12693986640).

Almost surely, 2^64316198938 is an apocalyptic number.

64316198938 is a deficient number, since it is larger than the sum of its proper divisors (37235694182).

64316198938 is a wasteful number, since it uses less digits than its factorization.

64316198938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692531572.

The product of its digits is 6718464, while the sum is 58.

The spelling of 64316198938 in words is "sixty-four billion, three hundred sixteen million, one hundred ninety-eight thousand, nine hundred thirty-eight".