2685475824172 has 24 divisors (see below), whose sum is σ = 4702054440384. Its totient is φ = 1342031897232.

The previous prime is 2685475824139. The next prime is 2685475824191. The reversal of 2685475824172 is 2714285745862.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2685475824172.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 64492023 + ... + 64533649.

It is an arithmetic number, because the mean of its divisors is an integer number (195918935016).

Almost surely, 2^{2685475824172} is an apocalyptic number.

It is an amenable number.

2685475824172 is a deficient number, since it is larger than the sum of its proper divisors (2016578616212).

2685475824172 is a wasteful number, since it uses less digits than its factorization.

2685475824172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49725 (or 49723 counting only the distinct ones).

The product of its digits is 60211200, while the sum is 61.

The spelling of 2685475824172 in words is "two trillion, six hundred eighty-five billion, four hundred seventy-five million, eight hundred twenty-four thousand, one hundred seventy-two".