172413965824 has 20 divisors (see below), whose sum is σ = 344491186644. Its totient is φ = 86206982656.

The previous prime is 172413965821. The next prime is 172413965833. The reversal of 172413965824 is 428569314271.

It is a super-2 number, since 2×172413965824² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172413965821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168372502 + ... + 168373525.

Almost surely, 2^172413965824 is an apocalyptic number.

It is an amenable number.

172413965824 is a deficient number, since it is larger than the sum of its proper divisors (172077220820).

172413965824 is an frugal number, since it uses more digits than its factorization.

172413965824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336746045 (or 336746029 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 52.

The spelling of 172413965824 in words is "one hundred seventy-two billion, four hundred thirteen million, nine hundred sixty-five thousand, eight hundred twenty-four".