550561602 has 8 divisors (see below), whose sum is σ = 1101123216. Its totient is φ = 183520532.

The previous prime is 550561597. The next prime is 550561633. The reversal of 550561602 is 206165055.

It is a sphenic number, since it is the product of 3 distinct primes.

550561602 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 550561602.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45880128 + ... + 45880139.

It is an arithmetic number, because the mean of its divisors is an integer number (137640402).

Almost surely, 2^550561602 is an apocalyptic number.

550561602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

550561602 is a wasteful number, since it uses less digits than its factorization.

550561602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91760272.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 550561602 is about 23464.0491390553. The cubic root of 550561602 is about 819.6000438977.

The spelling of 550561602 in words is "five hundred fifty million, five hundred sixty-one thousand, six hundred two".