50550000550 has 48 divisors (see below), whose sum is σ = 107496905472. Its totient is φ = 17324647200.

The previous prime is 50550000521. The next prime is 50550000581. The reversal of 50550000550 is 5500005505.

50550000550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 912135 + ... + 965965.

It is an arithmetic number, because the mean of its divisors is an integer number (2239518864).

Almost surely, 2^50550000550 is an apocalyptic number.

50550000550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50550000550 is an abundant number, since it is smaller than the sum of its proper divisors (56946904922).

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

50550000550 is a wasteful number, since it uses less digits than its factorization.

50550000550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56533 (or 56528 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 50550000550 in words is "fifty billion, five hundred fifty million, five hundred fifty", and thus it is an aban number.