550345050 has 192 divisors, whose sum is σ = 1588648320. Its totient is φ = 139968000.

The previous prime is 550345021. The next prime is 550345073. The reversal of 550345050 is 50543055.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3376269 + ... + 3376431.

It is an arithmetic number, because the mean of its divisors is an integer number (8274210).

Almost surely, 2^550345050 is an apocalyptic number.

550345050 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 550345050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (794324160).

550345050 is an abundant number, since it is smaller than the sum of its proper divisors (1038303270).

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

550345050 is a wasteful number, since it uses less digits than its factorization.

550345050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 550345050 is about 23459.4341363981. The cubic root of 550345050 is about 819.4925722401.

The spelling of 550345050 in words is "five hundred fifty million, three hundred forty-five thousand, fifty".