555055105056 has 96 divisors (see below), whose sum is σ = 1483676320896. Its totient is φ = 181655040000.

The previous prime is 555055105021. The next prime is 555055105063. The reversal of 555055105056 is 650501550555.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 555055104999 and 555055105017.

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, 1473706 + ... + 1811606.

It is an arithmetic number, because the mean of its divisors is an integer number (15454961676).

Almost surely, 2^555055105056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555055105056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741838160448).

555055105056 is an abundant number, since it is smaller than the sum of its proper divisors (928621215840).

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

555055105056 is a wasteful number, since it uses less digits than its factorization.

555055105056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338226 (or 338218 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 42.

The spelling of 555055105056 in words is "five hundred fifty-five billion, fifty-five million, one hundred five thousand, fifty-six".