11800761345 has 128 divisors (see below), whose sum is σ = 22224153600. Its totient is φ = 5932652544.

The previous prime is 11800761337. The next prime is 11800761353. The reversal of 11800761345 is 54316700811.

It is an interprime number because it is at equal distance from previous prime (11800761337) and next prime (11800761353).

It is not a de Polignac number, because 11800761345 - 2³ = 11800761337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 44869684 + ... + 44869946.

It is an arithmetic number, because the mean of its divisors is an integer number (173626200).

Almost surely, 2^11800761345 is an apocalyptic number.

11800761345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11800761345 is a deficient number, since it is larger than the sum of its proper divisors (10423392255).

11800761345 is a wasteful number, since it uses less digits than its factorization.

11800761345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 11800761345 in words is "eleven billion, eight hundred million, seven hundred sixty-one thousand, three hundred forty-five".