11580091018597 has 4 divisors (see below), whose sum is σ = 12189569493280. Its totient is φ = 10970612543916.

The previous prime is 11580091018589. The next prime is 11580091018603. The reversal of 11580091018597 is 79581019008511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11580091018597 - 2³ = 11580091018589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11580091018547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304739237313 + ... + 304739237350.

It is an arithmetic number, because the mean of its divisors is an integer number (3047392373320).

Almost surely, 2^{11580091018597} is an apocalyptic number.

It is an amenable number.

11580091018597 is a deficient number, since it is larger than the sum of its proper divisors (609478474683).

11580091018597 is an equidigital number, since it uses as much as digits as its factorization.

11580091018597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609478474682.

The product of its (nonzero) digits is 907200, while the sum is 55.

The spelling of 11580091018597 in words is "eleven trillion, five hundred eighty billion, ninety-one million, eighteen thousand, five hundred ninety-seven".