972253118223 has 8 divisors (see below), whose sum is σ = 1440374990000. Its totient is φ = 648168745464.

The previous prime is 972253118189. The next prime is 972253118251. The reversal of 972253118223 is 322811352279.

972253118223 is a `hidden beast` number, since 97 + 2 + 2 + 531 + 1 + 8 + 2 + 23 = 666.

It is not a de Polignac number, because 972253118223 - 2⁸ = 972253117967 is a prime.

It is a super-2 number, since 2×972253118223² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972253116223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18004687348 + ... + 18004687401.

It is an arithmetic number, because the mean of its divisors is an integer number (180046873750).

Almost surely, 2^972253118223 is an apocalyptic number.

972253118223 is a deficient number, since it is larger than the sum of its proper divisors (468121871777).

972253118223 is a wasteful number, since it uses less digits than its factorization.

972253118223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36009374758 (or 36009374752 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The spelling of 972253118223 in words is "nine hundred seventy-two billion, two hundred fifty-three million, one hundred eighteen thousand, two hundred twenty-three".