16156550275 has 6 divisors (see below), whose sum is σ = 20034122372. Its totient is φ = 12925240200.

The previous prime is 16156550257. The next prime is 16156550309. The reversal of 16156550275 is 57205565161.

It is not a de Polignac number, because 16156550275 - 2²¹ = 16154453123 is a prime.

It is a super-2 number, since 2×16156550275² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 323130981 + ... + 323131030.

Almost surely, 2^16156550275 is an apocalyptic number.

16156550275 is a deficient number, since it is larger than the sum of its proper divisors (3877572097).

16156550275 is an equidigital number, since it uses as much as digits as its factorization.

16156550275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646262021 (or 646262016 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 43.

The spelling of 16156550275 in words is "sixteen billion, one hundred fifty-six million, five hundred fifty thousand, two hundred seventy-five".