11321911214568 has 64 divisors (see below), whose sum is σ = 31552195752000. Its totient is φ = 3761677319616.

The previous prime is 11321911214473. The next prime is 11321911214597. The reversal of 11321911214568 is 86541211912311.

11321911214568 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 191 + 1 + 2 + 1 + 456 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85302183 + ... + 85434806.

It is an arithmetic number, because the mean of its divisors is an integer number (493003058625).

Almost surely, 2^{11321911214568} is an apocalyptic number.

11321911214568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11321911214568 is an abundant number, since it is smaller than the sum of its proper divisors (20230284537432).

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

11321911214568 is a wasteful number, since it uses less digits than its factorization.

11321911214568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170737311 (or 170737301 counting only the distinct ones).

The product of its digits is 103680, while the sum is 45.

The spelling of 11321911214568 in words is "eleven trillion, three hundred twenty-one billion, nine hundred eleven million, two hundred fourteen thousand, five hundred sixty-eight".