16115555796 has 48 divisors (see below), whose sum is σ = 37758040320. Its totient is φ = 5349744000.

The previous prime is 16115555759. The next prime is 16115555837. The reversal of 16115555796 is 69755551161.

It is a super-2 number, since 2×16115555796² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3503370 + ... + 3507966.

It is an arithmetic number, because the mean of its divisors is an integer number (786625840).

Almost surely, 2^16115555796 is an apocalyptic number.

It is an amenable number.

16115555796 is an abundant number, since it is smaller than the sum of its proper divisors (21642484524).

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

16115555796 is a wasteful number, since it uses less digits than its factorization.

16115555796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5744 (or 5742 counting only the distinct ones).

The product of its digits is 1417500, while the sum is 51.

The spelling of 16115555796 in words is "sixteen billion, one hundred fifteen million, five hundred fifty-five thousand, seven hundred ninety-six".