550047750 has 128 divisors (see below), whose sum is σ = 1661617152. Its totient is φ = 118310400.

The previous prime is 550047749. The next prime is 550047761. The reversal of 550047750 is 57740055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 86169 + ... + 92331.

It is an arithmetic number, because the mean of its divisors is an integer number (12981384).

Almost surely, 2^550047750 is an apocalyptic number.

550047750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 550047750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (830808576).

550047750 is an abundant number, since it is smaller than the sum of its proper divisors (1111569402).

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

550047750 is a wasteful number, since it uses less digits than its factorization.

550047750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6207 (or 6197 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 550047750 is about 23453.0968104428. The cubic root of 550047750 is about 819.3449805755.

The spelling of 550047750 in words is "five hundred fifty million, forty-seven thousand, seven hundred fifty".