172423115684 has 24 divisors (see below), whose sum is σ = 303267571488. Its totient is φ = 85775976000.

The previous prime is 172423115681. The next prime is 172423115701. The reversal of 172423115684 is 486511324271.

It is a happy number.

172423115684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (172423115681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849107 + ... + 1032389.

It is an arithmetic number, because the mean of its divisors is an integer number (12636148812).

Almost surely, 2^172423115684 is an apocalyptic number.

It is an amenable number.

172423115684 is a deficient number, since it is larger than the sum of its proper divisors (130844455804).

172423115684 is a wasteful number, since it uses less digits than its factorization.

172423115684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184475 (or 184473 counting only the distinct ones).

The product of its digits is 322560, while the sum is 44.

The spelling of 172423115684 in words is "one hundred seventy-two billion, four hundred twenty-three million, one hundred fifteen thousand, six hundred eighty-four".