545041264 has 20 divisors (see below), whose sum is σ = 1061495056. Its totient is φ = 271107072.

The previous prime is 545041247. The next prime is 545041271. The reversal of 545041264 is 462140545.

It is a happy number.

It is a congruent number.

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, 85164 + ... + 91339.

Almost surely, 2^545041264 is an apocalyptic number.

It is an amenable number.

545041264 is a deficient number, since it is larger than the sum of its proper divisors (516453792).

545041264 is a wasteful number, since it uses less digits than its factorization.

545041264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176704 (or 176698 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 545041264 is about 23346.1188209090. The cubic root of 545041264 is about 816.8515316239.

The spelling of 545041264 in words is "five hundred forty-five million, forty-one thousand, two hundred sixty-four".