1625246442672 has 20 divisors (see below), whose sum is σ = 4198553310360. Its totient is φ = 541748814208.

The previous prime is 1625246442667. The next prime is 1625246442767. The reversal of 1625246442672 is 2762446425261.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16929650397 + ... + 16929650492.

It is an arithmetic number, because the mean of its divisors is an integer number (209927665518).

Almost surely, 2^{1625246442672} is an apocalyptic number.

1625246442672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1625246442672 is an abundant number, since it is smaller than the sum of its proper divisors (2573306867688).

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

1625246442672 is a wasteful number, since it uses less digits than its factorization.

1625246442672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33859300900 (or 33859300894 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 51.

The spelling of 1625246442672 in words is "one trillion, six hundred twenty-five billion, two hundred forty-six million, four hundred forty-two thousand, six hundred seventy-two".