979230972722 has 16 divisors (see below), whose sum is σ = 1489663573272. Its totient is φ = 482682718080.

The previous prime is 979230972719. The next prime is 979230972757. The reversal of 979230972722 is 227279032979.

It is a Cunningham number, because it is equal to 989561²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 979230972721 + 1 = 989561^2 + 1^2 .

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, 1253753 + ... + 1878924.

Almost surely, 2^979230972722 is an apocalyptic number.

979230972722 is a deficient number, since it is larger than the sum of its proper divisors (510432600550).

979230972722 is a wasteful number, since it uses less digits than its factorization.

979230972722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134893.

The product of its (nonzero) digits is 12002256, while the sum is 59.

The spelling of 979230972722 in words is "nine hundred seventy-nine billion, two hundred thirty million, nine hundred seventy-two thousand, seven hundred twenty-two".