172210133015240 has 16 divisors (see below), whose sum is σ = 387472799284380. Its totient is φ = 68884053206080.

The previous prime is 172210133015231. The next prime is 172210133015257. The reversal of 172210133015240 is 42510331012271.

It can be written as a sum of positive squares in 2 ways, for example, as 172201738424356 + 8394590884 = 13122566^2 + 91622^2 .

It is a junction number, because it is equal to n+sod(n) for n = 172210133015197 and 172210133015206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2152626662651 + ... + 2152626662730.

Almost surely, 2^{172210133015240} is an apocalyptic number.

172210133015240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

172210133015240 is an abundant number, since it is smaller than the sum of its proper divisors (215262666269140).

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

172210133015240 is a wasteful number, since it uses less digits than its factorization.

172210133015240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4305253325392 (or 4305253325388 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 172210133015240 in words is "one hundred seventy-two trillion, two hundred ten billion, one hundred thirty-three million, fifteen thousand, two hundred forty".