545289264 has 60 divisors (see below), whose sum is σ = 1643446896. Its totient is φ = 167780736.

The previous prime is 545289259. The next prime is 545289293. The reversal of 545289264 is 462982545.

545289264 is a `hidden beast` number, since 545 + 2 + 89 + 26 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143772 + ... + 147515.

Almost surely, 2^545289264 is an apocalyptic number.

It is an amenable number.

545289264 is an abundant number, since it is smaller than the sum of its proper divisors (1098157632).

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

545289264 is a wasteful number, since it uses less digits than its factorization.

545289264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291314 (or 291305 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 545289264 is about 23351.4295922113. The cubic root of 545289264 is about 816.9754050965.

The spelling of 545289264 in words is "five hundred forty-five million, two hundred eighty-nine thousand, two hundred sixty-four".