11555556753 has 32 divisors (see below), whose sum is σ = 17485574400. Its totient is φ = 6734534400.

The previous prime is 11555556751. The next prime is 11555556773. The reversal of 11555556753 is 35765555511.

It is not a de Polignac number, because 11555556753 - 2¹ = 11555556751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11555556751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26823 + ... + 154371.

It is an arithmetic number, because the mean of its divisors is an integer number (546424200).

Almost surely, 2^11555556753 is an apocalyptic number.

11555556753 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11555556753 is a deficient number, since it is larger than the sum of its proper divisors (5930017647).

11555556753 is a wasteful number, since it uses less digits than its factorization.

11555556753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127689.

The product of its digits is 1968750, while the sum is 48.

The spelling of 11555556753 in words is "eleven billion, five hundred fifty-five million, five hundred fifty-six thousand, seven hundred fifty-three".