11399685718512 has 160 divisors (see below), whose sum is σ = 36459625323520. Its totient is φ = 3006510324480.

The previous prime is 11399685718441. The next prime is 11399685718541. The reversal of 11399685718512 is 21581758699311.

11399685718512 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 polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6983164 + ... + 8459547.

It is an arithmetic number, because the mean of its divisors is an integer number (227872658272).

Almost surely, 2^{11399685718512} is an apocalyptic number.

11399685718512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11399685718512 is an abundant number, since it is smaller than the sum of its proper divisors (25059939605008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11399685718512 is a wasteful number, since it uses less digits than its factorization.

11399685718512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15442768 (or 15442736 counting only the distinct ones).

The product of its digits is 32659200, while the sum is 66.

The spelling of 11399685718512 in words is "eleven trillion, three hundred ninety-nine billion, six hundred eighty-five million, seven hundred eighteen thousand, five hundred twelve".