32172416368 has 20 divisors (see below), whose sum is σ = 65614797160. Its totient is φ = 15239565504.

The previous prime is 32172416363. The next prime is 32172416413. The reversal of 32172416368 is 86361427123.

It is a super-2 number, since 2×32172416368² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32172416363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52914855 + ... + 52915462.

It is an arithmetic number, because the mean of its divisors is an integer number (3280739858).

Almost surely, 2^32172416368 is an apocalyptic number.

32172416368 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

32172416368 is an abundant number, since it is smaller than the sum of its proper divisors (33442380792).

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

32172416368 is a wasteful number, since it uses less digits than its factorization.

32172416368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105830344 (or 105830338 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The spelling of 32172416368 in words is "thirty-two billion, one hundred seventy-two million, four hundred sixteen thousand, three hundred sixty-eight".