545136732 has 36 divisors (see below), whose sum is σ = 1574840176. Its totient is φ = 155753280.

The previous prime is 545136707. The next prime is 545136743. The reversal of 545136732 is 237631545.

545136732 is a `hidden beast` number, since 54 + 513 + 67 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 1081369 + ... + 1081872.

Almost surely, 2^545136732 is an apocalyptic number.

It is an amenable number.

545136732 is an abundant number, since it is smaller than the sum of its proper divisors (1029703444).

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

545136732 is a wasteful number, since it uses less digits than its factorization.

545136732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163258 (or 2163253 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 545136732 is about 23348.1633538915. The cubic root of 545136732 is about 816.8992213644.

The spelling of 545136732 in words is "five hundred forty-five million, one hundred thirty-six thousand, seven hundred thirty-two".