70056520516 has 12 divisors (see below), whose sum is σ = 123812762220. Its totient is φ = 34681445600.

The previous prime is 70056520511. The next prime is 70056520519. The reversal of 70056520516 is 61502565007.

It can be written as a sum of positive squares in 2 ways, for example, as 36821772100 + 33234748416 = 191890^2 + 182304^2 .

It is not an unprimeable number, because it can be changed into a prime (70056520511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86703211 + ... + 86704018.

It is an arithmetic number, because the mean of its divisors is an integer number (10317730185).

Almost surely, 2^70056520516 is an apocalyptic number.

It is an amenable number.

70056520516 is a deficient number, since it is larger than the sum of its proper divisors (53756241704).

70056520516 is a wasteful number, since it uses less digits than its factorization.

70056520516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173407334 (or 173407332 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 70056520516 in words is "seventy billion, fifty-six million, five hundred twenty thousand, five hundred sixteen".