55657776107523 has 32 divisors (see below), whose sum is σ = 74804005900800. Its totient is φ = 36809021652480.

The previous prime is 55657776107513. The next prime is 55657776107543. The reversal of 55657776107523 is 32570167775655.

55657776107523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55657776107523 - 2⁸ = 55657776107267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55657776107513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2082130068 + ... + 2082156798.

It is an arithmetic number, because the mean of its divisors is an integer number (2337625184400).

Almost surely, 2^{55657776107523} is an apocalyptic number.

55657776107523 is a deficient number, since it is larger than the sum of its proper divisors (19146229793277).

55657776107523 is a wasteful number, since it uses less digits than its factorization.

55657776107523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32667.

The product of its (nonzero) digits is 324135000, while the sum is 66.

The spelling of 55657776107523 in words is "fifty-five trillion, six hundred fifty-seven billion, seven hundred seventy-six million, one hundred seven thousand, five hundred twenty-three".