11512450331199 has 12 divisors (see below), whose sum is σ = 16651237535712. Its totient is φ = 7664747220000.

The previous prime is 11512450331159. The next prime is 11512450331201. The reversal of 11512450331199 is 99113305421511.

11512450331199 is a `hidden beast` number, since 1 + 1 + 5 + 1 + 2 + 450 + 3 + 3 + 1 + 199 = 666.

It is not a de Polignac number, because 11512450331199 - 2⁹ = 11512450330687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11512450331119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 851631822 + ... + 851645339.

It is an arithmetic number, because the mean of its divisors is an integer number (1387603127976).

Almost surely, 2^{11512450331199} is an apocalyptic number.

11512450331199 is a deficient number, since it is larger than the sum of its proper divisors (5138787204513).

11512450331199 is a wasteful number, since it uses less digits than its factorization.

11512450331199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703277918 (or 1703277915 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 45.

The spelling of 11512450331199 in words is "eleven trillion, five hundred twelve billion, four hundred fifty million, three hundred thirty-one thousand, one hundred ninety-nine".