6465134733 has 16 divisors (see below), whose sum is σ = 8881500096. Its totient is φ = 4180645760.

The previous prime is 6465134719. The next prime is 6465134761. The reversal of 6465134733 is 3374315646.

It is a cyclic number.

It is not a de Polignac number, because 6465134733 - 2⁸ = 6465134477 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6465134713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130635 + ... + 173192.

It is an arithmetic number, because the mean of its divisors is an integer number (555093756).

Almost surely, 2^6465134733 is an apocalyptic number.

It is an amenable number.

6465134733 is a deficient number, since it is larger than the sum of its proper divisors (2416365363).

6465134733 is a wasteful number, since it uses less digits than its factorization.

6465134733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304044.

The product of its digits is 544320, while the sum is 42.

The square root of 6465134733 is about 80406.0615438911. The cubic root of 6465134733 is about 1862.9127996805.

The spelling of 6465134733 in words is "six billion, four hundred sixty-five million, one hundred thirty-four thousand, seven hundred thirty-three".