70345715570 has 32 divisors (see below), whose sum is σ = 141064625520. Its totient is φ = 25078152960.

The previous prime is 70345715567. The next prime is 70345715603. The reversal of 70345715570 is 7551754307.

It can be written as a sum of positive squares in 8 ways, for example, as 36009996169 + 34335719401 = 189763^2 + 185299^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9325901 + ... + 9333440.

Almost surely, 2^70345715570 is an apocalyptic number.

70345715570 is an abundant number, since it is smaller than the sum of its proper divisors (70718909950).

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

70345715570 is a wasteful number, since it uses less digits than its factorization.

70345715570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18659390.

The product of its (nonzero) digits is 514500, while the sum is 44.

The spelling of 70345715570 in words is "seventy billion, three hundred forty-five million, seven hundred fifteen thousand, five hundred seventy".