172214642132 has 24 divisors (see below), whose sum is σ = 325219427232. Its totient is φ = 79321788000.

The previous prime is 172214642113. The next prime is 172214642137. The reversal of 172214642132 is 231246412271.

It is a junction number, because it is equal to n+sod(n) for n = 172214642092 and 172214642101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172214642137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3346994 + ... + 3398057.

It is an arithmetic number, because the mean of its divisors is an integer number (13550809468).

Almost surely, 2^172214642132 is an apocalyptic number.

It is an amenable number.

172214642132 is a deficient number, since it is larger than the sum of its proper divisors (153004785100).

172214642132 is a wasteful number, since it uses less digits than its factorization.

172214642132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6745559 (or 6745557 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The spelling of 172214642132 in words is "one hundred seventy-two billion, two hundred fourteen million, six hundred forty-two thousand, one hundred thirty-two".