6545136132 has 36 divisors (see below), whose sum is σ = 16560487216. Its totient is φ = 2179623600.

The previous prime is 6545136083. The next prime is 6545136137. The reversal of 6545136132 is 2316315456.

6545136132 is a `hidden beast` number, since 6 + 5 + 4 + 513 + 6 + 132 = 666.

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

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

It is not an unprimeable number, because it can be changed into a prime (6545136137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48658 + ... + 124329.

Almost surely, 2^6545136132 is an apocalyptic number.

It is an amenable number.

6545136132 is an abundant number, since it is smaller than the sum of its proper divisors (10015351084).

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

6545136132 is a wasteful number, since it uses less digits than its factorization.

6545136132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174048 (or 174043 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 6545136132 is about 80902.0156238397. The cubic root of 6545136132 is about 1870.5653901544.

The spelling of 6545136132 in words is "six billion, five hundred forty-five million, one hundred thirty-six thousand, one hundred thirty-two".