55028569811736 has 64 divisors (see below), whose sum is σ = 145664983601280. Its totient is φ = 17263732021760.

The previous prime is 55028569811723. The next prime is 55028569811741. The reversal of 55028569811736 is 63711896582055.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61583431 + ... + 62470601.

It is an arithmetic number, because the mean of its divisors is an integer number (2276015368770).

Almost surely, 2^{55028569811736} is an apocalyptic number.

It is an amenable number.

55028569811736 is an abundant number, since it is smaller than the sum of its proper divisors (90636413789544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55028569811736 is a wasteful number, since it uses less digits than its factorization.

55028569811736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039224 (or 1039220 counting only the distinct ones).

The product of its (nonzero) digits is 108864000, while the sum is 66.

The spelling of 55028569811736 in words is "fifty-five trillion, twenty-eight billion, five hundred sixty-nine million, eight hundred eleven thousand, seven hundred thirty-six".