70565055616 has 32 divisors (see below), whose sum is σ = 153358717680. Its totient is φ = 32075024640.

The previous prime is 70565055601. The next prime is 70565055721. The reversal of 70565055616 is 61655056507.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25057206 + ... + 25060021.

Almost surely, 2^70565055616 is an apocalyptic number.

It is an amenable number.

70565055616 is an abundant number, since it is smaller than the sum of its proper divisors (82793662064).

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

70565055616 is a wasteful number, since it uses less digits than its factorization.

70565055616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50117252 (or 50117240 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 46.

The spelling of 70565055616 in words is "seventy billion, five hundred sixty-five million, fifty-five thousand, six hundred sixteen".