6505232136 has 32 divisors (see below), whose sum is σ = 17514087360. Its totient is φ = 2001609792.

The previous prime is 6505232131. The next prime is 6505232147. The reversal of 6505232136 is 6312325056.

It is a junction number, because it is equal to n+sod(n) for n = 6505232097 and 6505232106.

It is not an unprimeable number, because it can be changed into a prime (6505232131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10424740 + ... + 10425363.

It is an arithmetic number, because the mean of its divisors is an integer number (547315230).

Almost surely, 2^6505232136 is an apocalyptic number.

It is an amenable number.

6505232136 is an abundant number, since it is smaller than the sum of its proper divisors (11008855224).

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

6505232136 is a wasteful number, since it uses less digits than its factorization.

6505232136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20850125 (or 20850121 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 6505232136 is about 80655.0192858448. The cubic root of 6505232136 is about 1866.7561878552.

The spelling of 6505232136 in words is "six billion, five hundred five million, two hundred thirty-two thousand, one hundred thirty-six".