11580459889 has 2 divisors, whose sum is σ = 11580459890. Its totient is φ = 11580459888.

The previous prime is 11580459883. The next prime is 11580459907. The reversal of 11580459889 is 98895408511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9334458225 + 2246001664 = 96615^2 + 47392^2 .

It is a cyclic number.

It is not a de Polignac number, because 11580459889 - 2¹⁵ = 11580427121 is a prime.

It is not a weakly prime, because it can be changed into another prime (11580459883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5790229944 + 5790229945.

It is an arithmetic number, because the mean of its divisors is an integer number (5790229945).

Almost surely, 2^11580459889 is an apocalyptic number.

It is an amenable number.

11580459889 is a deficient number, since it is larger than the sum of its proper divisors (1).

11580459889 is an equidigital number, since it uses as much as digits as its factorization.

11580459889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4147200, while the sum is 58.

The spelling of 11580459889 in words is "eleven billion, five hundred eighty million, four hundred fifty-nine thousand, eight hundred eighty-nine".