11877814767 has 48 divisors (see below), whose sum is σ = 20702545920. Its totient is φ = 5992797888.

The previous prime is 11877814763. The next prime is 11877814783. The reversal of 11877814767 is 76741877811.

It is a happy number.

It is not a de Polignac number, because 11877814767 - 2² = 11877814763 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11877814763) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91167 + ... + 179072.

It is an arithmetic number, because the mean of its divisors is an integer number (431303040).

Almost surely, 2^11877814767 is an apocalyptic number.

11877814767 is a deficient number, since it is larger than the sum of its proper divisors (8824731153).

11877814767 is a wasteful number, since it uses less digits than its factorization.

11877814767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270292 (or 270285 counting only the distinct ones).

The product of its digits is 3687936, while the sum is 57.

The spelling of 11877814767 in words is "eleven billion, eight hundred seventy-seven million, eight hundred fourteen thousand, seven hundred sixty-seven".