70957117187 has 8 divisors (see below), whose sum is σ = 77927281200. Its totient is φ = 64073539360.

The previous prime is 70957117157. The next prime is 70957117193. The reversal of 70957117187 is 78171175907.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70957117187 - 2²⁶ = 70890008323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70957117117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21644828 + ... + 21648105.

It is an arithmetic number, because the mean of its divisors is an integer number (9740910150).

Almost surely, 2^70957117187 is an apocalyptic number.

70957117187 is a deficient number, since it is larger than the sum of its proper divisors (6970164013).

70957117187 is a wasteful number, since it uses less digits than its factorization.

70957117187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43293093.

The product of its (nonzero) digits is 864360, while the sum is 53.

The spelling of 70957117187 in words is "seventy billion, nine hundred fifty-seven million, one hundred seventeen thousand, one hundred eighty-seven".