70636710679 has 4 divisors (see below), whose sum is σ = 71631594000. Its totient is φ = 69641827360.

The previous prime is 70636710593. The next prime is 70636710689. The reversal of 70636710679 is 97601763607.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70636710679 - 2²⁹ = 70099839767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70636710689) 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, 497441554 + ... + 497441695.

It is an arithmetic number, because the mean of its divisors is an integer number (17907898500).

Almost surely, 2^70636710679 is an apocalyptic number.

70636710679 is a deficient number, since it is larger than the sum of its proper divisors (994883321).

70636710679 is an equidigital number, since it uses as much as digits as its factorization.

70636710679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994883320.

The product of its (nonzero) digits is 2000376, while the sum is 52.

The spelling of 70636710679 in words is "seventy billion, six hundred thirty-six million, seven hundred ten thousand, six hundred seventy-nine".