53323158172 has 24 divisors (see below), whose sum is σ = 95358450096. Its totient is φ = 26080873728.

The previous prime is 53323158167. The next prime is 53323158199. The reversal of 53323158172 is 27185132335.

53323158172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53323158172² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 301738 + ... + 444625.

It is an arithmetic number, because the mean of its divisors is an integer number (3973268754).

Almost surely, 2^53323158172 is an apocalyptic number.

It is an amenable number.

53323158172 is a deficient number, since it is larger than the sum of its proper divisors (42035291924).

53323158172 is a wasteful number, since it uses less digits than its factorization.

53323158172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746757 (or 746755 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The spelling of 53323158172 in words is "fifty-three billion, three hundred twenty-three million, one hundred fifty-eight thousand, one hundred seventy-two".