6465390535 has 8 divisors (see below), whose sum is σ = 8008742016. Its totient is φ = 5005463520.

The previous prime is 6465390469. The next prime is 6465390593. The reversal of 6465390535 is 5350935646.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6465390535 - 2¹¹ = 6465388487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20855944 + ... + 20856253.

It is an arithmetic number, because the mean of its divisors is an integer number (1001092752).

Almost surely, 2^6465390535 is an apocalyptic number.

6465390535 is a deficient number, since it is larger than the sum of its proper divisors (1543351481).

6465390535 is a wasteful number, since it uses less digits than its factorization.

6465390535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41712233.

The product of its (nonzero) digits is 1458000, while the sum is 46.

The square root of 6465390535 is about 80407.6522166889. The cubic root of 6465390535 is about 1862.9373689305.

The spelling of 6465390535 in words is "six billion, four hundred sixty-five million, three hundred ninety thousand, five hundred thirty-five".