545165240 has 16 divisors (see below), whose sum is σ = 1226621880. Its totient is φ = 218066080.

The previous prime is 545165221. The next prime is 545165311. The reversal of 545165240 is 42561545.

It is a junction number, because it is equal to n+sod(n) for n = 545165197 and 545165206.

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, 6814526 + ... + 6814605.

Almost surely, 2^545165240 is an apocalyptic number.

It is an amenable number.

545165240 is an abundant number, since it is smaller than the sum of its proper divisors (681456640).

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

545165240 is a wasteful number, since it uses less digits than its factorization.

545165240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13629142 (or 13629138 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 545165240 is about 23348.7738436090. The cubic root of 545165240 is about 816.9134610683.

The spelling of 545165240 in words is "five hundred forty-five million, one hundred sixty-five thousand, two hundred forty".