555580555548 has 48 divisors (see below), whose sum is σ = 1354725926400. Its totient is φ = 177038031744.

The previous prime is 555580555531. The next prime is 555580555571. The reversal of 555580555548 is 845555085555.

It is a junction number, because it is equal to n+sod(n) for n = 555580555491 and 555580555500.

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, 11430073 + ... + 11478576.

It is an arithmetic number, because the mean of its divisors is an integer number (28223456800).

Almost surely, 2^555580555548 is an apocalyptic number.

It is an amenable number.

555580555548 is an abundant number, since it is smaller than the sum of its proper divisors (799145370852).

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

555580555548 is a wasteful number, since it uses less digits than its factorization.

555580555548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22908746 (or 22908744 counting only the distinct ones).

The product of its (nonzero) digits is 100000000, while the sum is 60.

The spelling of 555580555548 in words is "five hundred fifty-five billion, five hundred eighty million, five hundred fifty-five thousand, five hundred forty-eight".