70157264525 has 12 divisors (see below), whose sum is σ = 87024519732. Its totient is φ = 56106771840.

The previous prime is 70157264509. The next prime is 70157264531. The reversal of 70157264525 is 52546275107.

It can be written as a sum of positive squares in 6 ways, for example, as 70526404 + 70086738121 = 8398^2 + 264739^2 .

It is not a de Polignac number, because 70157264525 - 2⁴ = 70157264509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 400592 + ... + 548441.

It is an arithmetic number, because the mean of its divisors is an integer number (7252043311).

Almost surely, 2^70157264525 is an apocalyptic number.

It is an amenable number.

70157264525 is a deficient number, since it is larger than the sum of its proper divisors (16867255207).

70157264525 is a wasteful number, since it uses less digits than its factorization.

70157264525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952000 (or 951995 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 44.

The spelling of 70157264525 in words is "seventy billion, one hundred fifty-seven million, two hundred sixty-four thousand, five hundred twenty-five".