11255615723 has 16 divisors (see below), whose sum is σ = 12377533536. Its totient is φ = 10150256640.

The previous prime is 11255615681. The next prime is 11255615737. The reversal of 11255615723 is 32751655211.

It is a cyclic number.

It is not a de Polignac number, because 11255615723 - 2⁶ = 11255615659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11255615753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4087115 + ... + 4089867.

It is an arithmetic number, because the mean of its divisors is an integer number (773595846).

Almost surely, 2^11255615723 is an apocalyptic number.

11255615723 is a deficient number, since it is larger than the sum of its proper divisors (1121917813).

11255615723 is a wasteful number, since it uses less digits than its factorization.

11255615723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614.

The product of its digits is 63000, while the sum is 38.

The spelling of 11255615723 in words is "eleven billion, two hundred fifty-five million, six hundred fifteen thousand, seven hundred twenty-three".