16626039364 has 27 divisors (see below), whose sum is σ = 31986537373. Its totient is φ = 7556001200.

The previous prime is 16626039349. The next prime is 16626039373. The reversal of 16626039364 is 46393062661.

The square root of 16626039364 is 128942.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7509608964 + 9116430400 = 86658^2 + 95480^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2833794 + ... + 2839654.

Almost surely, 2^16626039364 is an apocalyptic number.

16626039364 is the 128942-nd square number.

It is an amenable number.

16626039364 is a deficient number, since it is larger than the sum of its proper divisors (15360498009).

16626039364 is an frugal number, since it uses more digits than its factorization.

16626039364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11748 (or 5874 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 46.

The spelling of 16626039364 in words is "sixteen billion, six hundred twenty-six million, thirty-nine thousand, three hundred sixty-four".