605055550 has 24 divisors (see below), whose sum is σ = 1227713832. Its totient is φ = 220020000.

The previous prime is 605055547. The next prime is 605055557. The reversal of 605055550 is 55550506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605055557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 549501 + ... + 550600.

It is an arithmetic number, because the mean of its divisors is an integer number (51154743).

Almost surely, 2^605055550 is an apocalyptic number.

605055550 is an abundant number, since it is smaller than the sum of its proper divisors (622658282).

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

605055550 is a wasteful number, since it uses less digits than its factorization.

605055550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100124 (or 1100119 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 605055550 is about 24597.8769409069. The cubic root of 605055550 is about 845.7949406783.

The spelling of 605055550 in words is "six hundred five million, fifty-five thousand, five hundred fifty".