16106880491 has 16 divisors (see below), whose sum is σ = 17425075584. Its totient is φ = 14800109184.

The previous prime is 16106880479. The next prime is 16106880499. The reversal of 16106880491 is 19408860161.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16106880491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16106880499) by changing a digit.

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, 6757886 + ... + 6760268.

It is an arithmetic number, because the mean of its divisors is an integer number (1089067224).

Almost surely, 2^16106880491 is an apocalyptic number.

16106880491 is a deficient number, since it is larger than the sum of its proper divisors (1318195093).

16106880491 is a wasteful number, since it uses less digits than its factorization.

16106880491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4550.

The product of its (nonzero) digits is 82944, while the sum is 44.

The spelling of 16106880491 in words is "sixteen billion, one hundred six million, eight hundred eighty thousand, four hundred ninety-one".