16996249920 has 112 divisors (see below), whose sum is σ = 58114143360. Its totient is φ = 4183689216.

The previous prime is 16996249877. The next prime is 16996249939. The reversal of 16996249920 is 2994269961.

It is a super-2 number, since 2×16996249920² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668460 + ... + 693419.

It is an arithmetic number, because the mean of its divisors is an integer number (518876280).

Almost surely, 2^16996249920 is an apocalyptic number.

16996249920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16996249920 is an abundant number, since it is smaller than the sum of its proper divisors (41117893440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16996249920 is a wasteful number, since it uses less digits than its factorization.

16996249920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361912 (or 1361902 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 57.

The spelling of 16996249920 in words is "sixteen billion, nine hundred ninety-six million, two hundred forty-nine thousand, nine hundred twenty".