11540079455 has 24 divisors (see below), whose sum is σ = 14509560912. Its totient is φ = 8810423424.

The previous prime is 11540079433. The next prime is 11540079469. The reversal of 11540079455 is 55497004511.

It is a happy number.

It is not a de Polignac number, because 11540079455 - 2¹⁴ = 11540063071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1203992 + ... + 1213538.

It is an arithmetic number, because the mean of its divisors is an integer number (604565038).

Almost surely, 2^11540079455 is an apocalyptic number.

11540079455 is a deficient number, since it is larger than the sum of its proper divisors (2969481457).

11540079455 is an equidigital number, since it uses as much as digits as its factorization.

11540079455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055 (or 10032 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 41.

The spelling of 11540079455 in words is "eleven billion, five hundred forty million, seventy-nine thousand, four hundred fifty-five".