6465027256 has 16 divisors (see below), whose sum is σ = 12128331240. Its totient is φ = 3230805600.

The previous prime is 6465027221. The next prime is 6465027269. The reversal of 6465027256 is 6527205646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197346 + ... + 227761.

Almost surely, 2^6465027256 is an apocalyptic number.

It is an amenable number.

6465027256 is a deficient number, since it is larger than the sum of its proper divisors (5663303984).

6465027256 is a wasteful number, since it uses less digits than its factorization.

6465027256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427014 (or 427010 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The square root of 6465027256 is about 80405.3932021976. The cubic root of 6465027256 is about 1862.9024765448.

The spelling of 6465027256 in words is "six billion, four hundred sixty-five million, twenty-seven thousand, two hundred fifty-six".