11958836464 has 40 divisors (see below), whose sum is σ = 23415215120. Its totient is φ = 5916354048.

The previous prime is 11958836441. The next prime is 11958836471. The reversal of 11958836464 is 46463885911.

11958836464 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 7 ways as a sum of consecutive naturals, for example, 1368172 + ... + 1376884.

It is an arithmetic number, because the mean of its divisors is an integer number (585380378).

Almost surely, 2^11958836464 is an apocalyptic number.

It is an amenable number.

11958836464 is a deficient number, since it is larger than the sum of its proper divisors (11456378656).

11958836464 is a wasteful number, since it uses less digits than its factorization.

11958836464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9617 (or 9611 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 55.

The spelling of 11958836464 in words is "eleven billion, nine hundred fifty-eight million, eight hundred thirty-six thousand, four hundred sixty-four".