172652306578412 has 24 divisors (see below), whose sum is σ = 303288650973840. Its totient is φ = 85998551950080.

The previous prime is 172652306578379. The next prime is 172652306578457. The reversal of 172652306578412 is 214875603256271.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13461833 + ... + 22946144.

It is an arithmetic number, because the mean of its divisors is an integer number (12637027123910).

Almost surely, 2^{172652306578412} is an apocalyptic number.

It is an amenable number.

172652306578412 is a deficient number, since it is larger than the sum of its proper divisors (130636344395428).

172652306578412 is a wasteful number, since it uses less digits than its factorization.

172652306578412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36412481 (or 36412479 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 59.

The spelling of 172652306578412 in words is "one hundred seventy-two trillion, six hundred fifty-two billion, three hundred six million, five hundred seventy-eight thousand, four hundred twelve".