173912344816 has 40 divisors (see below), whose sum is σ = 385383905280. Its totient is φ = 74477290944.

The previous prime is 173912344763. The next prime is 173912344883. The reversal of 173912344816 is 618443219371.

It is a self number, because there is not a number n which added to its sum of digits gives 173912344816.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440896 + ... + 736351.

It is an arithmetic number, because the mean of its divisors is an integer number (9634597632).

Almost surely, 2^173912344816 is an apocalyptic number.

173912344816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

173912344816 is an abundant number, since it is smaller than the sum of its proper divisors (211471560464).

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

173912344816 is a wasteful number, since it uses less digits than its factorization.

173912344816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178581 (or 1178575 counting only the distinct ones).

The product of its digits is 870912, while the sum is 49.

The spelling of 173912344816 in words is "one hundred seventy-three billion, nine hundred twelve million, three hundred forty-four thousand, eight hundred sixteen".