550550005530 has 64 divisors (see below), whose sum is σ = 1531348789248. Its totient is φ = 124067603520.

The previous prime is 550550005519. The next prime is 550550005561. The reversal of 550550005530 is 35500055055.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 550550005491 and 550550005500.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18447532 + ... + 18477351.

It is an arithmetic number, because the mean of its divisors is an integer number (23927324832).

Almost surely, 2^550550005530 is an apocalyptic number.

550550005530 is an abundant number, since it is smaller than the sum of its proper divisors (980798783718).

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

550550005530 is a wasteful number, since it uses less digits than its factorization.

550550005530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36924971.

The product of its (nonzero) digits is 46875, while the sum is 33.

The spelling of 550550005530 in words is "five hundred fifty billion, five hundred fifty million, five thousand, five hundred thirty".