7979322625 has 32 divisors (see below), whose sum is σ = 10263262464. Its totient is φ = 6189808000.

The previous prime is 7979322607. The next prime is 7979322643. The reversal of 7979322625 is 5262239797.

It is an interprime number because it is at equal distance from previous prime (7979322607) and next prime (7979322643).

It is not a de Polignac number, because 7979322625 - 2¹⁹ = 7978798337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 851214 + ... + 860536.

It is an arithmetic number, because the mean of its divisors is an integer number (320726952).

Almost surely, 2^7979322625 is an apocalyptic number.

It is an amenable number.

7979322625 is a deficient number, since it is larger than the sum of its proper divisors (2283939839).

7979322625 is a wasteful number, since it uses less digits than its factorization.

7979322625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9546 (or 9536 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 52.

The square root of 7979322625 is about 89327.0542724879. The cubic root of 7979322625 is about 1998.2753987193.

The spelling of 7979322625 in words is "seven billion, nine hundred seventy-nine million, three hundred twenty-two thousand, six hundred twenty-five".