11577766416 has 40 divisors (see below), whose sum is σ = 30874047744. Its totient is φ = 3734762880.

The previous prime is 11577766399. The next prime is 11577766429. The reversal of 11577766416 is 61466777511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3888891 + ... + 3891866.

Almost surely, 2^11577766416 is an apocalyptic number.

11577766416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11577766416 is an abundant number, since it is smaller than the sum of its proper divisors (19296281328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11577766416 is a wasteful number, since it uses less digits than its factorization.

11577766416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7780799 (or 7780793 counting only the distinct ones).

The product of its digits is 1481760, while the sum is 51.

The spelling of 11577766416 in words is "eleven billion, five hundred seventy-seven million, seven hundred sixty-six thousand, four hundred sixteen".