11580113535 has 16 divisors (see below), whose sum is σ = 18533516640. Its totient is φ = 6174282240.

The previous prime is 11580113497. The next prime is 11580113543. The reversal of 11580113535 is 53531108511.

It is not a de Polignac number, because 11580113535 - 2¹⁸ = 11579851391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11580113496 and 11580113505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56446 + ... + 162315.

It is an arithmetic number, because the mean of its divisors is an integer number (1158344790).

Almost surely, 2^11580113535 is an apocalyptic number.

11580113535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11580113535 is a deficient number, since it is larger than the sum of its proper divisors (6953403105).

11580113535 is a wasteful number, since it uses less digits than its factorization.

11580113535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222298.

The product of its (nonzero) digits is 9000, while the sum is 33.

The spelling of 11580113535 in words is "eleven billion, five hundred eighty million, one hundred thirteen thousand, five hundred thirty-five".