70065515564 has 12 divisors (see below), whose sum is σ = 133761438888. Its totient is φ = 31847961600.

The previous prime is 70065515543. The next prime is 70065515573. The reversal of 70065515564 is 46551556007.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 1592398081 = 70065515564 / (7 + 0 + 0 + 6 + 5 + 5 + 1 + 5 + 5 + 6 + 4).

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, 796198997 + ... + 796199084.

It is an arithmetic number, because the mean of its divisors is an integer number (11146786574).

Almost surely, 2^70065515564 is an apocalyptic number.

It is an amenable number.

70065515564 is a deficient number, since it is larger than the sum of its proper divisors (63695923324).

70065515564 is a wasteful number, since it uses less digits than its factorization.

70065515564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592398096 (or 1592398094 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 44.

The spelling of 70065515564 in words is "seventy billion, sixty-five million, five hundred fifteen thousand, five hundred sixty-four".