16109983680 has 112 divisors (see below), whose sum is σ = 58456250880. Its totient is φ = 3682280448.

The previous prime is 16109983667. The next prime is 16109983693. The reversal of 16109983680 is 8638990161.

It is an interprime number because it is at equal distance from previous prime (16109983667) and next prime (16109983693).

It is a tau number, because it is divible by the number of its divisors (112).

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

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, 1191940 + ... + 1205379.

Almost surely, 2^16109983680 is an apocalyptic number.

16109983680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16109983680 is an abundant number, since it is smaller than the sum of its proper divisors (42346267200).

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

16109983680 is a wasteful number, since it uses less digits than its factorization.

16109983680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397346 (or 2397336 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 51.

The spelling of 16109983680 in words is "sixteen billion, one hundred nine million, nine hundred eighty-three thousand, six hundred eighty".