172044140344 has 32 divisors (see below), whose sum is σ = 326867022720. Its totient is φ = 84882126816.

The previous prime is 172044140297. The next prime is 172044140351. The reversal of 172044140344 is 443041440271.

It is a congruent number.

It is an unprimeable number.

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, 389059 + ... + 703885.

It is an arithmetic number, because the mean of its divisors is an integer number (10214594460).

Almost surely, 2^172044140344 is an apocalyptic number.

It is an amenable number.

172044140344 is a deficient number, since it is larger than the sum of its proper divisors (154822882376).

172044140344 is a wasteful number, since it uses less digits than its factorization.

172044140344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315739 (or 315735 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 34.

The spelling of 172044140344 in words is "one hundred seventy-two billion, forty-four million, one hundred forty thousand, three hundred forty-four".