555050005500 has 192 divisors, whose sum is σ = 1661677774848. Its totient is φ = 143866540800.

The previous prime is 555050005493. The next prime is 555050005513. The reversal of 555050005500 is 5500050555.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 61211967 + ... + 61221033.

It is an arithmetic number, because the mean of its divisors is an integer number (8654571744).

Almost surely, 2^555050005500 is an apocalyptic number.

555050005500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555050005500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (830838887424).

555050005500 is an abundant number, since it is smaller than the sum of its proper divisors (1106627769348).

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

555050005500 is a wasteful number, since it uses less digits than its factorization.

555050005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10229 (or 10217 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 30.

The spelling of 555050005500 in words is "five hundred fifty-five billion, fifty million, five thousand, five hundred".