70005025165 has 16 divisors (see below), whose sum is σ = 87160722480. Its totient is φ = 53912355840.

The previous prime is 70005025157. The next prime is 70005025183. The reversal of 70005025165 is 56152050007.

It can be written as a sum of positive squares in 8 ways, for example, as 183304521 + 69821720644 = 13539^2 + 264238^2 .

It is not a de Polignac number, because 70005025165 - 2³ = 70005025157 is a prime.

It is a congruent number.

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, 667446 + ... + 765175.

It is an arithmetic number, because the mean of its divisors is an integer number (5447545155).

Almost surely, 2^70005025165 is an apocalyptic number.

It is an amenable number.

70005025165 is a deficient number, since it is larger than the sum of its proper divisors (17155697315).

70005025165 is a wasteful number, since it uses less digits than its factorization.

70005025165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432992.

The product of its (nonzero) digits is 10500, while the sum is 31.

The spelling of 70005025165 in words is "seventy billion, five million, twenty-five thousand, one hundred sixty-five".