23356206172 has 24 divisors (see below), whose sum is σ = 44070012000. Its totient is φ = 10766918976.

The previous prime is 23356206121. The next prime is 23356206173. The reversal of 23356206172 is 27160265332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23356206173) 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, 224047 + ... + 311302.

It is an arithmetic number, because the mean of its divisors is an integer number (1836250500).

Almost surely, 2^23356206172 is an apocalyptic number.

It is an amenable number.

23356206172 is a deficient number, since it is larger than the sum of its proper divisors (20713805828).

23356206172 is a wasteful number, since it uses less digits than its factorization.

23356206172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536205 (or 536203 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 23356206172 in words is "twenty-three billion, three hundred fifty-six million, two hundred six thousand, one hundred seventy-two".