16109577711 has 6 divisors (see below), whose sum is σ = 23269390040. Its totient is φ = 10739718468.

The previous prime is 16109577647. The next prime is 16109577713. The reversal of 16109577711 is 11777590161.

It is a happy number.

16109577711 is a `hidden beast` number, since 1 + 6 + 1 + 0 + 9 + 577 + 71 + 1 = 666.

It is not a de Polignac number, because 16109577711 - 2⁶ = 16109577647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16109577713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 894976531 + ... + 894976548.

Almost surely, 2^16109577711 is an apocalyptic number.

16109577711 is a deficient number, since it is larger than the sum of its proper divisors (7159812329).

16109577711 is a wasteful number, since it uses less digits than its factorization.

16109577711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789953085 (or 1789953082 counting only the distinct ones).

The product of its (nonzero) digits is 92610, while the sum is 45.

The spelling of 16109577711 in words is "sixteen billion, one hundred nine million, five hundred seventy-seven thousand, seven hundred eleven".