11557248853755 has 32 divisors (see below), whose sum is σ = 20224510375680. Its totient is φ = 5589109642880.

The previous prime is 11557248853723. The next prime is 11557248853769. The reversal of 11557248853755 is 55735884275511.

It is not a de Polignac number, because 11557248853755 - 2⁵ = 11557248853723 is a prime.

It is a super-2 number, since 2×11557248853755² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89966577 + ... + 90094946.

It is an arithmetic number, because the mean of its divisors is an integer number (632015949240).

Almost surely, 2^{11557248853755} is an apocalyptic number.

11557248853755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11557248853755 is a deficient number, since it is larger than the sum of its proper divisors (8667261521925).

11557248853755 is a wasteful number, since it uses less digits than its factorization.

11557248853755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180061931.

The product of its digits is 235200000, while the sum is 66.

The spelling of 11557248853755 in words is "eleven trillion, five hundred fifty-seven billion, two hundred forty-eight million, eight hundred fifty-three thousand, seven hundred fifty-five".