705628832520 has 32 divisors (see below), whose sum is σ = 2116886497920. Its totient is φ = 188167688640.

The previous prime is 705628832509. The next prime is 705628832549. The reversal of 705628832520 is 25238826507.

It is a self number, because there is not a number n which added to its sum of digits gives 705628832520.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2940120016 + ... + 2940120255.

It is an arithmetic number, because the mean of its divisors is an integer number (66152703060).

Almost surely, 2^705628832520 is an apocalyptic number.

It is an amenable number.

705628832520 is an abundant number, since it is smaller than the sum of its proper divisors (1411257665400).

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

705628832520 is a wasteful number, since it uses less digits than its factorization.

705628832520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5880240285 (or 5880240281 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 705628832520 in words is "seven hundred five billion, six hundred twenty-eight million, eight hundred thirty-two thousand, five hundred twenty".