172824629144 has 16 divisors (see below), whose sum is σ = 324062289000. Its totient is φ = 86408018752.

The previous prime is 172824629141. The next prime is 172824629171. The reversal of 172824629144 is 441926428271.

It is a super-2 number, since 2×172824629144² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 172824629092 and 172824629101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172824629141) 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, 362669 + ... + 690780.

Almost surely, 2^172824629144 is an apocalyptic number.

It is an amenable number.

172824629144 is a deficient number, since it is larger than the sum of its proper divisors (151237659856).

172824629144 is a wasteful number, since it uses less digits than its factorization.

172824629144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073962 (or 1073958 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 50.

The spelling of 172824629144 in words is "one hundred seventy-two billion, eight hundred twenty-four million, six hundred twenty-nine thousand, one hundred forty-four".