875001406488172 has 24 divisors (see below), whose sum is σ = 1563895070990784. Its totient is φ = 428174990610432.

The previous prime is 875001406488127. The next prime is 875001406488199. The reversal of 875001406488172 is 271884604100578.

It is a super-2 number, since 2×875001406488172² (a number of 31 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 875001406488172.

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, 88710933 + ... + 98079724.

It is an arithmetic number, because the mean of its divisors is an integer number (65162294624616).

Almost surely, 2^{875001406488172} is an apocalyptic number.

It is an amenable number.

875001406488172 is a deficient number, since it is larger than the sum of its proper divisors (688893664502612).

875001406488172 is a wasteful number, since it uses less digits than its factorization.

875001406488172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186815625 (or 186815623 counting only the distinct ones).

The product of its (nonzero) digits is 24084480, while the sum is 61.

The spelling of 875001406488172 in words is "eight hundred seventy-five trillion, one billion, four hundred six million, four hundred eighty-eight thousand, one hundred seventy-two".