55128800476259 has 16 divisors (see below), whose sum is σ = 60262632806400. Its totient is φ = 50269079436576.

The previous prime is 55128800476249. The next prime is 55128800476283. The reversal of 55128800476259 is 95267400882155.

It is a cyclic number.

It is not a de Polignac number, because 55128800476259 - 2⁸ = 55128800476003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55128800476249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523060439 + ... + 523165824.

It is an arithmetic number, because the mean of its divisors is an integer number (3766414550400).

Almost surely, 2^{55128800476259} is an apocalyptic number.

55128800476259 is a deficient number, since it is larger than the sum of its proper divisors (5133832330141).

55128800476259 is a wasteful number, since it uses less digits than its factorization.

55128800476259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046226394.

The product of its (nonzero) digits is 48384000, while the sum is 62.

The spelling of 55128800476259 in words is "fifty-five trillion, one hundred twenty-eight billion, eight hundred million, four hundred seventy-six thousand, two hundred fifty-nine".