70358589172 has 6 divisors (see below), whose sum is σ = 123127531058. Its totient is φ = 35179294584.

The previous prime is 70358589127. The next prime is 70358589181. The reversal of 70358589172 is 27198585307.

It can be written as a sum of positive squares in only one way, i.e., 70227120016 + 131469156 = 265004^2 + 11466^2 .

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 as a sum of consecutive naturals, namely, 8794823643 + ... + 8794823650.

Almost surely, 2^70358589172 is an apocalyptic number.

It is an amenable number.

70358589172 is a deficient number, since it is larger than the sum of its proper divisors (52768941886).

70358589172 is a wasteful number, since it uses less digits than its factorization.

70358589172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17589647297 (or 17589647295 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 55.

The spelling of 70358589172 in words is "seventy billion, three hundred fifty-eight million, five hundred eighty-nine thousand, one hundred seventy-two".