6460712399 has 4 divisors (see below), whose sum is σ = 6460901664. Its totient is φ = 6460523136.

The previous prime is 6460712393. The next prime is 6460712411. The reversal of 6460712399 is 9932170646.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6460712399 - 2³² = 2165745103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6460712393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27602 + ... + 116975.

It is an arithmetic number, because the mean of its divisors is an integer number (1615225416).

Almost surely, 2^6460712399 is an apocalyptic number.

6460712399 is a deficient number, since it is larger than the sum of its proper divisors (189265).

6460712399 is a wasteful number, since it uses less digits than its factorization.

6460712399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189264.

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 6460712399 is about 80378.5568357631. The cubic root of 6460712399 is about 1862.4879412099.

The spelling of 6460712399 in words is "six billion, four hundred sixty million, seven hundred twelve thousand, three hundred ninety-nine".