16624422352 has 20 divisors (see below), whose sum is σ = 32302120900. Its totient is φ = 8288391168.

The previous prime is 16624422329. The next prime is 16624422401. The reversal of 16624422352 is 25322442661.

It can be written as a sum of positive squares in 2 ways, for example, as 13443011136 + 3181411216 = 115944^2 + 56404^2 .

It is a congruent number.

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, 1482993 + ... + 1494160.

It is an arithmetic number, because the mean of its divisors is an integer number (1615106045).

Almost surely, 2^16624422352 is an apocalyptic number.

It is an amenable number.

16624422352 is a deficient number, since it is larger than the sum of its proper divisors (15677698548).

16624422352 is a wasteful number, since it uses less digits than its factorization.

16624422352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977510 (or 2977504 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

It can be divided in two parts, 16624 and 422352, that added together give a cube (438976 = 76³).

The spelling of 16624422352 in words is "sixteen billion, six hundred twenty-four million, four hundred twenty-two thousand, three hundred fifty-two".