39222972085 has 16 divisors (see below), whose sum is σ = 51372921600. Its totient is φ = 28511083840.

The previous prime is 39222972079. The next prime is 39222972097. The reversal of 39222972085 is 58027922293.

It is not a de Polignac number, because 39222972085 - 2³ = 39222972077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75757 + ... + 290146.

It is an arithmetic number, because the mean of its divisors is an integer number (3210807600).

Almost surely, 2^39222972085 is an apocalyptic number.

It is an amenable number.

39222972085 is a deficient number, since it is larger than the sum of its proper divisors (12149949515).

39222972085 is a wasteful number, since it uses less digits than its factorization.

39222972085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367868.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 39222972085 in words is "thirty-nine billion, two hundred twenty-two million, nine hundred seventy-two thousand, eighty-five".