70522775249 has 16 divisors (see below), whose sum is σ = 72536808960. Its totient is φ = 68523248640.

The previous prime is 70522775243. The next prime is 70522775251. The reversal of 70522775249 is 94257722507.

It is a cyclic number.

It is not a de Polignac number, because 70522775249 - 2³⁶ = 1803298513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70522775197 and 70522775206.

It is not an unprimeable number, because it can be changed into a prime (70522775243) 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, 13992872 + ... + 13997910.

It is an arithmetic number, because the mean of its divisors is an integer number (4533550560).

Almost surely, 2^70522775249 is an apocalyptic number.

It is an amenable number.

70522775249 is a deficient number, since it is larger than the sum of its proper divisors (2014033711).

70522775249 is a wasteful number, since it uses less digits than its factorization.

70522775249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400.

The product of its (nonzero) digits is 2469600, while the sum is 50.

The spelling of 70522775249 in words is "seventy billion, five hundred twenty-two million, seven hundred seventy-five thousand, two hundred forty-nine".