11405360775 has 24 divisors (see below), whose sum is σ = 19966092624. Its totient is φ = 5725043200.

The previous prime is 11405360749. The next prime is 11405360777. The reversal of 11405360775 is 57706350411.

It is not a de Polignac number, because 11405360775 - 2⁶ = 11405360711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11405360777) by changing a digit.

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, 4471416 + ... + 4473965.

It is an arithmetic number, because the mean of its divisors is an integer number (831920526).

Almost surely, 2^11405360775 is an apocalyptic number.

11405360775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11405360775 is a deficient number, since it is larger than the sum of its proper divisors (8560731849).

11405360775 is a wasteful number, since it uses less digits than its factorization.

11405360775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8945411 (or 8945406 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 11405360775 in words is "eleven billion, four hundred five million, three hundred sixty thousand, seven hundred seventy-five".