23173305434524 has 48 divisors (see below), whose sum is σ = 46837171483648. Its totient is φ = 9826463766528.

The previous prime is 23173305434483. The next prime is 23173305434537. The reversal of 23173305434524 is 42543450337132.

It is a happy number.

It is a super-2 number, since 2×23173305434524² (a number of 28 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 15 ways as a sum of consecutive naturals, for example, 159192 + ... + 6809695.

Almost surely, 2^{23173305434524} is an apocalyptic number.

It is an amenable number.

23173305434524 is an abundant number, since it is smaller than the sum of its proper divisors (23663866049124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23173305434524 is a wasteful number, since it uses less digits than its factorization.

23173305434524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6970154 (or 6970152 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 46.

The spelling of 23173305434524 in words is "twenty-three trillion, one hundred seventy-three billion, three hundred five million, four hundred thirty-four thousand, five hundred twenty-four".