545264536 has 16 divisors (see below), whose sum is σ = 1023576840. Its totient is φ = 272310720.

The previous prime is 545264509. The next prime is 545264539. The reversal of 545264536 is 635462545.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545264539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32910 + ... + 46621.

Almost surely, 2^545264536 is an apocalyptic number.

It is an amenable number.

545264536 is a deficient number, since it is larger than the sum of its proper divisors (478312304).

545264536 is a wasteful number, since it uses less digits than its factorization.

545264536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80394 (or 80390 counting only the distinct ones).

The product of its digits is 432000, while the sum is 40.

The square root of 545264536 is about 23350.9001111306. The cubic root of 545264536 is about 816.9630553985.

The spelling of 545264536 in words is "five hundred forty-five million, two hundred sixty-four thousand, five hundred thirty-six".