70656000051 has 32 divisors (see below), whose sum is σ = 119082062848. Its totient is φ = 36261820800.

The previous prime is 70656000011. The next prime is 70656000071. The reversal of 70656000051 is 15000065607.

It is not a de Polignac number, because 70656000051 - 2⁷ = 70655999923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70655999982 and 70656000018.

It is not an unprimeable number, because it can be changed into a prime (70656000011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3487375 + ... + 3507576.

It is an arithmetic number, because the mean of its divisors is an integer number (3721314464).

Almost surely, 2^70656000051 is an apocalyptic number.

70656000051 is a deficient number, since it is larger than the sum of its proper divisors (48426062797).

70656000051 is a wasteful number, since it uses less digits than its factorization.

70656000051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6995011.

The product of its (nonzero) digits is 6300, while the sum is 30.

Adding to 70656000051 its reverse (15000065607), we get a palindrome (85656065658).

The spelling of 70656000051 in words is "seventy billion, six hundred fifty-six million, fifty-one", and thus it is an aban number.