70597806990 has 16 divisors (see below), whose sum is σ = 169434736848. Its totient is φ = 18826081856.

The previous prime is 70597806989. The next prime is 70597807051. The reversal of 70597806990 is 9960879507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176630087 + ... + 1176630146.

It is an arithmetic number, because the mean of its divisors is an integer number (10589671053).

Almost surely, 2^70597806990 is an apocalyptic number.

70597806990 is an abundant number, since it is smaller than the sum of its proper divisors (98836929858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70597806990 is a wasteful number, since it uses less digits than its factorization.

70597806990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353260243.

The product of its (nonzero) digits is 8573040, while the sum is 60.

The spelling of 70597806990 in words is "seventy billion, five hundred ninety-seven million, eight hundred six thousand, nine hundred ninety".