16112077550 has 24 divisors (see below), whose sum is σ = 29979982200. Its totient is φ = 6442354080.

The previous prime is 16112077537. The next prime is 16112077561. The reversal of 16112077550 is 5577021161.

It is a self number, because there is not a number n which added to its sum of digits gives 16112077550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72356 + ... + 193544.

It is an arithmetic number, because the mean of its divisors is an integer number (1249165925).

Almost surely, 2^16112077550 is an apocalyptic number.

16112077550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16112077550 is a deficient number, since it is larger than the sum of its proper divisors (13867904650).

16112077550 is a wasteful number, since it uses less digits than its factorization.

16112077550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123860 (or 123855 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 35.

The spelling of 16112077550 in words is "sixteen billion, one hundred twelve million, seventy-seven thousand, five hundred fifty".