6436538496 has 96 divisors (see below), whose sum is σ = 19496708400. Its totient is φ = 2032584192.

The previous prime is 6436538489. The next prime is 6436538497. The reversal of 6436538496 is 6948356346.

6436538496 is a `hidden beast` number, since 64 + 3 + 6 + 538 + 49 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (6436538497) 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, 125146 + ... + 168921.

Almost surely, 2^6436538496 is an apocalyptic number.

It is an amenable number.

6436538496 is an abundant number, since it is smaller than the sum of its proper divisors (13060169904).

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

6436538496 is a wasteful number, since it uses less digits than its factorization.

6436538496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294106 (or 294091 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 54.

The square root of 6436538496 is about 80228.0405843244. The cubic root of 6436538496 is about 1860.1620947877.

The spelling of 6436538496 in words is "six billion, four hundred thirty-six million, five hundred thirty-eight thousand, four hundred ninety-six".