550113636 has 24 divisors (see below), whose sum is σ = 1292971680. Its totient is φ = 182032192.

The previous prime is 550113601. The next prime is 550113661. The reversal of 550113636 is 636311055.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165666 + ... + 168953.

It is an arithmetic number, because the mean of its divisors is an integer number (53873820).

Almost surely, 2^550113636 is an apocalyptic number.

It is an amenable number.

550113636 is an abundant number, since it is smaller than the sum of its proper divisors (742858044).

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

550113636 is a wasteful number, since it uses less digits than its factorization.

550113636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334763 (or 334761 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 550113636 is about 23454.5014016500. The cubic root of 550113636 is about 819.3776936191.

The spelling of 550113636 in words is "five hundred fifty million, one hundred thirteen thousand, six hundred thirty-six".