64013049375 has 80 divisors (see below), whose sum is σ = 116802411264. Its totient is φ = 30916000000.

The previous prime is 64013049343. The next prime is 64013049377. The reversal of 64013049375 is 57394031046.

It is not a de Polignac number, because 64013049375 - 2⁵ = 64013049343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64013049377) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5418475 + ... + 5430275.

Almost surely, 2^64013049375 is an apocalyptic number.

64013049375 is a deficient number, since it is larger than the sum of its proper divisors (52789361889).

64013049375 is a wasteful number, since it uses less digits than its factorization.

64013049375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12098 (or 12083 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 64013049375 in words is "sixty-four billion, thirteen million, forty-nine thousand, three hundred seventy-five".