545555212 has 12 divisors (see below), whose sum is σ = 955001320. Its totient is φ = 272697696.

The previous prime is 545555209. The next prime is 545555243. The reversal of 545555212 is 212555545.

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, 3018 + ... + 33169.

Almost surely, 2^545555212 is an apocalyptic number.

It is an amenable number.

545555212 is a deficient number, since it is larger than the sum of its proper divisors (409446108).

545555212 is a wasteful number, since it uses less digits than its factorization.

545555212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39960 (or 39958 counting only the distinct ones).

The product of its digits is 50000, while the sum is 34.

The square root of 545555212 is about 23357.1233674012. The cubic root of 545555212 is about 817.1082016849.

The spelling of 545555212 in words is "five hundred forty-five million, five hundred fifty-five thousand, two hundred twelve".