16626635722413 has 12 divisors (see below), whose sum is σ = 24044876462880. Its totient is φ = 11071212339336.

The previous prime is 16626635722393. The next prime is 16626635722511. The reversal of 16626635722413 is 31422753662661.

16626635722413 is a `hidden beast` number, since 1 + 6 + 6 + 2 + 6 + 63 + 572 + 2 + 4 + 1 + 3 = 666.

It is not a de Polignac number, because 16626635722413 - 2¹⁸ = 16626635460269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16626635722413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16626635723413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1100948331 + ... + 1100963432.

It is an arithmetic number, because the mean of its divisors is an integer number (2003739705240).

Almost surely, 2^{16626635722413} is an apocalyptic number.

It is an amenable number.

16626635722413 is a deficient number, since it is larger than the sum of its proper divisors (7418240740467).

16626635722413 is a wasteful number, since it uses less digits than its factorization.

16626635722413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201912608 (or 2201912605 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 54.

The spelling of 16626635722413 in words is "sixteen trillion, six hundred twenty-six billion, six hundred thirty-five million, seven hundred twenty-two thousand, four hundred thirteen".