70474793545 has 16 divisors (see below), whose sum is σ = 91083161232. Its totient is φ = 52038328320.

The previous prime is 70474793531. The next prime is 70474793549. The reversal of 70474793545 is 54539747407.

It can be written as a sum of positive squares in 8 ways, for example, as 10847014201 + 59627779344 = 104149^2 + 244188^2 .

It is not a de Polignac number, because 70474793545 - 2²³ = 70466404937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70474793549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 811549 + ... + 894181.

It is an arithmetic number, because the mean of its divisors is an integer number (5692697577).

Almost surely, 2^70474793545 is an apocalyptic number.

It is an amenable number.

70474793545 is a deficient number, since it is larger than the sum of its proper divisors (20608367687).

70474793545 is a wasteful number, since it uses less digits than its factorization.

70474793545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95772.

The product of its (nonzero) digits is 14817600, while the sum is 55.

The spelling of 70474793545 in words is "seventy billion, four hundred seventy-four million, seven hundred ninety-three thousand, five hundred forty-five".