16607202725 has 48 divisors (see below), whose sum is σ = 21595284480. Its totient is φ = 12657600000.

The previous prime is 16607202683. The next prime is 16607202749. The reversal of 16607202725 is 52720270661.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-16607202725 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9440396 + ... + 9442154.

It is an arithmetic number, because the mean of its divisors is an integer number (449901760).

Almost surely, 2^16607202725 is an apocalyptic number.

It is an amenable number.

16607202725 is a deficient number, since it is larger than the sum of its proper divisors (4988081755).

16607202725 is a wasteful number, since it uses less digits than its factorization.

16607202725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022 (or 2017 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 16607202725 in words is "sixteen billion, six hundred seven million, two hundred two thousand, seven hundred twenty-five".