11251660627745 has 8 divisors (see below), whose sum is σ = 13866911476584. Its totient is φ = 8758049353344.

The previous prime is 11251660627729. The next prime is 11251660627759. The reversal of 11251660627745 is 54772606615211.

It can be written as a sum of positive squares in 4 ways, for example, as 6255166067089 + 4996494560656 = 2501033^2 + 2235284^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11251660627745 - 2⁴ = 11251660627729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30409893404 + ... + 30409893773.

It is an arithmetic number, because the mean of its divisors is an integer number (1733363934573).

Almost surely, 2^{11251660627745} is an apocalyptic number.

It is an amenable number.

11251660627745 is a deficient number, since it is larger than the sum of its proper divisors (2615250848839).

11251660627745 is an equidigital number, since it uses as much as digits as its factorization.

11251660627745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60819787219.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 11251660627745 in words is "eleven trillion, two hundred fifty-one billion, six hundred sixty million, six hundred twenty-seven thousand, seven hundred forty-five".