16040755116 has 18 divisors (see below), whose sum is σ = 40547464412. Its totient is φ = 5346918360.

The previous prime is 16040755109. The next prime is 16040755163. The reversal of 16040755116 is 61155704061.

It is a happy number.

16040755116 is a `hidden beast` number, since 1 + 60 + 40 + 7 + 551 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 445576531 = 16040755116 / (1 + 6 + 0 + 4 + 0 + 7 + 5 + 5 + 1 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222788230 + ... + 222788301.

Almost surely, 2^16040755116 is an apocalyptic number.

It is an amenable number.

16040755116 is an abundant number, since it is smaller than the sum of its proper divisors (24506709296).

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

16040755116 is a wasteful number, since it uses less digits than its factorization.

16040755116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445576541 (or 445576536 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The spelling of 16040755116 in words is "sixteen billion, forty million, seven hundred fifty-five thousand, one hundred sixteen".