6505632345 has 32 divisors (see below), whose sum is σ = 10596666240. Its totient is φ = 3407244800.

The previous prime is 6505632311. The next prime is 6505632347. The reversal of 6505632345 is 5432365056.

It is not a de Polignac number, because 6505632345 - 2²⁰ = 6504583769 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (6505632347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 967495 + ... + 974195.

It is an arithmetic number, because the mean of its divisors is an integer number (331145820).

Almost surely, 2^6505632345 is an apocalyptic number.

It is an amenable number.

6505632345 is a deficient number, since it is larger than the sum of its proper divisors (4091033895).

6505632345 is a wasteful number, since it uses less digits than its factorization.

6505632345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7865.

The product of its (nonzero) digits is 324000, while the sum is 39.

The square root of 6505632345 is about 80657.5002402132. The cubic root of 6505632345 is about 1866.7944686981.

The spelling of 6505632345 in words is "six billion, five hundred five million, six hundred thirty-two thousand, three hundred forty-five".