11580533662 has 24 divisors (see below), whose sum is σ = 18203209920. Its totient is φ = 5519717280.

The previous prime is 11580533647. The next prime is 11580533717. The reversal of 11580533662 is 26633508511.

11580533662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257514 + ... + 299122.

It is an arithmetic number, because the mean of its divisors is an integer number (758467080).

Almost surely, 2^11580533662 is an apocalyptic number.

11580533662 is a deficient number, since it is larger than the sum of its proper divisors (6622676258).

11580533662 is an equidigital number, since it uses as much as digits as its factorization.

11580533662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41776 (or 41709 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 11580533662 in words is "eleven billion, five hundred eighty million, five hundred thirty-three thousand, six hundred sixty-two".