11380476811 has 12 divisors (see below), whose sum is σ = 12499215624. Its totient is φ = 10276232000.

The previous prime is 11380476763. The next prime is 11380476829. The reversal of 11380476811 is 11867408311.

It is not a de Polignac number, because 11380476811 - 2¹⁵ = 11380444043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11380476841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220911 + ... + 267511.

It is an arithmetic number, because the mean of its divisors is an integer number (1041601302).

Almost surely, 2^11380476811 is an apocalyptic number.

11380476811 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11380476811 is a deficient number, since it is larger than the sum of its proper divisors (1118738813).

11380476811 is an equidigital number, since it uses as much as digits as its factorization.

11380476811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46910 (or 46761 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 40.

The spelling of 11380476811 in words is "eleven billion, three hundred eighty million, four hundred seventy-six thousand, eight hundred eleven".