172084622530 has 32 divisors (see below), whose sum is σ = 323247884544. Its totient is φ = 65835354816.

The previous prime is 172084622453. The next prime is 172084622561. The reversal of 172084622530 is 35226480271.

It is a super-2 number, since 2×172084622530² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3415099 + ... + 3465121.

It is an arithmetic number, because the mean of its divisors is an integer number (10101496392).

Almost surely, 2^172084622530 is an apocalyptic number.

172084622530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

172084622530 is a deficient number, since it is larger than the sum of its proper divisors (151163262014).

172084622530 is a wasteful number, since it uses less digits than its factorization.

172084622530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65010.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 172084622530 in words is "one hundred seventy-two billion, eighty-four million, six hundred twenty-two thousand, five hundred thirty".