11557464475755 has 64 divisors (see below), whose sum is σ = 21424210131456. Its totient is φ = 5258060544000.

The previous prime is 11557464475727. The next prime is 11557464475831. The reversal of 11557464475755 is 55757446475511.

It is not a de Polignac number, because 11557464475755 - 2⁸ = 11557464475499 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5295576 + ... + 7152485.

It is an arithmetic number, because the mean of its divisors is an integer number (334753283304).

Almost surely, 2^{11557464475755} is an apocalyptic number.

11557464475755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11557464475755 is a deficient number, since it is larger than the sum of its proper divisors (9866745655701).

11557464475755 is a wasteful number, since it uses less digits than its factorization.

11557464475755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12448428.

The product of its digits is 411600000, while the sum is 66.

The spelling of 11557464475755 in words is "eleven trillion, five hundred fifty-seven billion, four hundred sixty-four million, four hundred seventy-five thousand, seven hundred fifty-five".