979790435625 has 20 divisors (see below), whose sum is σ = 1632461507600. Its totient is φ = 522554898000.

The previous prime is 979790435609. The next prime is 979790435633. The reversal of 979790435625 is 526534097979.

It is not a de Polignac number, because 979790435625 - 2⁴ = 979790435609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 261275575 + ... + 261279324.

It is an arithmetic number, because the mean of its divisors is an integer number (81623075380).

Almost surely, 2^979790435625 is an apocalyptic number.

It is an amenable number.

979790435625 is a deficient number, since it is larger than the sum of its proper divisors (652671071975).

979790435625 is an equidigital number, since it uses as much as digits as its factorization.

979790435625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522554922 (or 522554907 counting only the distinct ones).

The product of its (nonzero) digits is 128595600, while the sum is 66.

The spelling of 979790435625 in words is "nine hundred seventy-nine billion, seven hundred ninety million, four hundred thirty-five thousand, six hundred twenty-five".