16113979776 has 32 divisors (see below), whose sum is σ = 42802759800. Its totient is φ = 5371326464.

The previous prime is 16113979757. The next prime is 16113979789. The reversal of 16113979776 is 67797931161.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20981361 + ... + 20982128.

Almost surely, 2^16113979776 is an apocalyptic number.

16113979776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16113979776 is an abundant number, since it is smaller than the sum of its proper divisors (26688780024).

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

16113979776 is an equidigital number, since it uses as much as digits as its factorization.

16113979776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41963506 (or 41963494 counting only the distinct ones).

The product of its digits is 3000564, while the sum is 57.

The spelling of 16113979776 in words is "sixteen billion, one hundred thirteen million, nine hundred seventy-nine thousand, seven hundred seventy-six".