73707258736872 has 32 divisors (see below), whose sum is σ = 204742385380800. Its totient is φ = 24569086245552.

The previous prime is 73707258736861. The next prime is 73707258736897. The reversal of 73707258736872 is 27863785270737.

73707258736872 is a `hidden beast` number, since 7 + 3 + 7 + 0 + 7 + 2 + 587 + 36 + 8 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 73707258736872.

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, 170618654268 + ... + 170618654699.

It is an arithmetic number, because the mean of its divisors is an integer number (6398199543150).

Almost surely, 2^{73707258736872} is an apocalyptic number.

73707258736872 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73707258736872 is an abundant number, since it is smaller than the sum of its proper divisors (131035126643928).

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

73707258736872 is a wasteful number, since it uses less digits than its factorization.

73707258736872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341237308982 (or 341237308972 counting only the distinct ones).

The product of its (nonzero) digits is 1161699840, while the sum is 72.

The spelling of 73707258736872 in words is "seventy-three trillion, seven hundred seven billion, two hundred fifty-eight million, seven hundred thirty-six thousand, eight hundred seventy-two".