16624664525632 has 14 divisors (see below), whose sum is σ = 32989568668178. Its totient is φ = 8312332262784.

The previous prime is 16624664525603. The next prime is 16624664525653. The reversal of 16624664525632 is 23652546642661.

It can be written as a sum of positive squares in only one way, i.e., 15784538296576 + 840126229056 = 3972976^2 + 916584^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129880191543 + ... + 129880191670.

Almost surely, 2^{16624664525632} is an apocalyptic number.

It is an amenable number.

16624664525632 is a deficient number, since it is larger than the sum of its proper divisors (16364904142546).

16624664525632 is an equidigital number, since it uses as much as digits as its factorization.

16624664525632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259760383225 (or 259760383215 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 58.

The spelling of 16624664525632 in words is "sixteen trillion, six hundred twenty-four billion, six hundred sixty-four million, five hundred twenty-five thousand, six hundred thirty-two".