172034565813 has 48 divisors (see below), whose sum is σ = 291996057600. Its totient is φ = 96513040800.

The previous prime is 172034565799. The next prime is 172034565823. The reversal of 172034565813 is 318565430271.

It is a happy number.

172034565813 is a `hidden beast` number, since 1 + 7 + 2 + 0 + 3 + 4 + 565 + 81 + 3 = 666.

It is not a de Polignac number, because 172034565813 - 2⁹ = 172034565301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172034565823) 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 47 ways as a sum of consecutive naturals, for example, 1148013 + ... + 1289186.

It is an arithmetic number, because the mean of its divisors is an integer number (6083251200).

Almost surely, 2^172034565813 is an apocalyptic number.

It is an amenable number.

172034565813 is a deficient number, since it is larger than the sum of its proper divisors (119961491787).

172034565813 is a wasteful number, since it uses less digits than its factorization.

172034565813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2437270 (or 2437267 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 172034565813 in words is "one hundred seventy-two billion, thirty-four million, five hundred sixty-five thousand, eight hundred thirteen".