11716877811 has 16 divisors (see below), whose sum is σ = 15829286400. Its totient is φ = 7707973728.

The previous prime is 11716877803. The next prime is 11716877813. The reversal of 11716877811 is 11877861711.

It is not a de Polignac number, because 11716877811 - 2³ = 11716877803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11716877813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431680 + ... + 458018.

It is an arithmetic number, because the mean of its divisors is an integer number (989330400).

Almost surely, 2^11716877811 is an apocalyptic number.

11716877811 is a deficient number, since it is larger than the sum of its proper divisors (4112408589).

11716877811 is a wasteful number, since it uses less digits than its factorization.

11716877811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28298.

The product of its digits is 131712, while the sum is 48.

The spelling of 11716877811 in words is "eleven billion, seven hundred sixteen million, eight hundred seventy-seven thousand, eight hundred eleven".