16964870725 has 48 divisors (see below), whose sum is σ = 24216485760. Its totient is φ = 11668659200.

The previous prime is 16964870723. The next prime is 16964870731. The reversal of 16964870725 is 52707846961.

It is not a de Polignac number, because 16964870725 - 2¹ = 16964870723 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16964870723) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 547857 + ... + 577993.

It is an arithmetic number, because the mean of its divisors is an integer number (504510120).

Almost surely, 2^16964870725 is an apocalyptic number.

It is an amenable number.

16964870725 is a deficient number, since it is larger than the sum of its proper divisors (7251615035).

16964870725 is a wasteful number, since it uses less digits than its factorization.

16964870725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30270 (or 30265 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 16964870725 in words is "sixteen billion, nine hundred sixty-four million, eight hundred seventy thousand, seven hundred twenty-five".