16160255551 has 12 divisors (see below), whose sum is σ = 17805375000. Its totient is φ = 14656033040.

The previous prime is 16160255549. The next prime is 16160255569. The reversal of 16160255551 is 15555206161.

It is not a de Polignac number, because 16160255551 - 2¹ = 16160255549 is a prime.

It is a super-2 number, since 2×16160255551² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16160255551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16160255521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108676 + ... + 210073.

It is an arithmetic number, because the mean of its divisors is an integer number (1483781250).

Almost surely, 2^16160255551 is an apocalyptic number.

16160255551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16160255551 is a deficient number, since it is larger than the sum of its proper divisors (1645119449).

16160255551 is a wasteful number, since it uses less digits than its factorization.

16160255551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319190 (or 319179 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 37.

The spelling of 16160255551 in words is "sixteen billion, one hundred sixty million, two hundred fifty-five thousand, five hundred fifty-one".