16630322656 has 12 divisors (see below), whose sum is σ = 32740947792. Its totient is φ = 8315161312.

The previous prime is 16630322609. The next prime is 16630322671. The reversal of 16630322656 is 65622303661.

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, 259848760 + ... + 259848823.

It is an arithmetic number, because the mean of its divisors is an integer number (2728412316).

Almost surely, 2^16630322656 is an apocalyptic number.

16630322656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16630322656 is a deficient number, since it is larger than the sum of its proper divisors (16110625136).

16630322656 is an equidigital number, since it uses as much as digits as its factorization.

16630322656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519697593 (or 519697585 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 16630322656 in words is "sixteen billion, six hundred thirty million, three hundred twenty-two thousand, six hundred fifty-six".