11491584725776 has 45 divisors (see below), whose sum is σ = 23275706939751. Its totient is φ = 5495826146976.

The previous prime is 11491584725681. The next prime is 11491584725783. The reversal of 11491584725776 is 67752748519411.

The square root of 11491584725776 is 3389924.

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

11491584725776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 311854585 + ... + 311891431.

Almost surely, 2^{11491584725776} is an apocalyptic number.

11491584725776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

11491584725776 is the 3389924-th square number.

It is an amenable number.

11491584725776 is an abundant number, since it is smaller than the sum of its proper divisors (11784122213975).

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

11491584725776 is an frugal number, since it uses more digits than its factorization.

11491584725776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73748 (or 36872 counting only the distinct ones).

The product of its digits is 118540800, while the sum is 67.

The spelling of 11491584725776 in words is "eleven trillion, four hundred ninety-one billion, five hundred eighty-four million, seven hundred twenty-five thousand, seven hundred seventy-six".