972939374593 has 16 divisors (see below), whose sum is σ = 1003615514496. Its totient is φ = 942839735040.

The previous prime is 972939374581. The next prime is 972939374599. The reversal of 972939374593 is 395473939279.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-972939374593 is a prime.

It is a super-2 number, since 2×972939374593² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (972939374599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 728530 + ... + 1573732.

It is an arithmetic number, because the mean of its divisors is an integer number (62725969656).

Almost surely, 2^972939374593 is an apocalyptic number.

It is an amenable number.

972939374593 is a deficient number, since it is larger than the sum of its proper divisors (30676139903).

972939374593 is a wasteful number, since it uses less digits than its factorization.

972939374593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845544.

The product of its digits is 347208120, while the sum is 70.

The spelling of 972939374593 in words is "nine hundred seventy-two billion, nine hundred thirty-nine million, three hundred seventy-four thousand, five hundred ninety-three".