6406407359 has 4 divisors (see below), whose sum is σ = 6988808040. Its totient is φ = 5824006680.

The previous prime is 6406407349. The next prime is 6406407361. The reversal of 6406407359 is 9537046046.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6406407359 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 (6406407349) 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, 291200324 + ... + 291200345.

It is an arithmetic number, because the mean of its divisors is an integer number (1747202010).

Almost surely, 2^6406407359 is an apocalyptic number.

6406407359 is a deficient number, since it is larger than the sum of its proper divisors (582400681).

6406407359 is a wasteful number, since it uses less digits than its factorization.

6406407359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582400680.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 6406407359 is about 80040.0359757540. The cubic root of 6406407359 is about 1857.2549169173.

The spelling of 6406407359 in words is "six billion, four hundred six million, four hundred seven thousand, three hundred fifty-nine".