73102210172 has 96 divisors (see below), whose sum is σ = 144164966400. Its totient is φ = 32297126400.

The previous prime is 73102210169. The next prime is 73102210177. The reversal of 73102210172 is 27101220137.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73102210177) 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 31 ways as a sum of consecutive naturals, for example, 7356047 + ... + 7365977.

It is an arithmetic number, because the mean of its divisors is an integer number (1501718400).

Almost surely, 2^73102210172 is an apocalyptic number.

It is an amenable number.

73102210172 is a deficient number, since it is larger than the sum of its proper divisors (71062756228).

73102210172 is a wasteful number, since it uses less digits than its factorization.

73102210172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10107 (or 10105 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 26.

The spelling of 73102210172 in words is "seventy-three billion, one hundred two million, two hundred ten thousand, one hundred seventy-two".