11891200483044 has 27 divisors (see below), whose sum is σ = 30058364632387. Its totient is φ = 3963726597624.

The previous prime is 11891200483021. The next prime is 11891200483073. The reversal of 11891200483044 is 44038400219811.

The square root of 11891200483044 is 3448362.

It is a perfect power (a square), and thus also a powerful number.

11891200483044 is a `hidden beast` number, since 1 + 1 + 8 + 9 + 120 + 0 + 483 + 0 + 44 = 666.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 20402809 + ... + 20977535.

Almost surely, 2^{11891200483044} is an apocalyptic number.

11891200483044 is the 3448362-nd square number.

It is an amenable number.

11891200483044 is an abundant number, since it is smaller than the sum of its proper divisors (18167164149343).

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

11891200483044 is an frugal number, since it uses more digits than its factorization.

11891200483044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149464 (or 574732 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 11891200483044 in words is "eleven trillion, eight hundred ninety-one billion, two hundred million, four hundred eighty-three thousand, forty-four".