6406603205 has 16 divisors (see below), whose sum is σ = 7823390400. Its totient is φ = 5035086720.

The previous prime is 6406603117. The next prime is 6406603267. The reversal of 6406603205 is 5023066046.

It is not a de Polignac number, because 6406603205 - 2²⁰ = 6405554629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501386 + ... + 514004.

It is an arithmetic number, because the mean of its divisors is an integer number (488961900).

Almost surely, 2^6406603205 is an apocalyptic number.

It is an amenable number.

6406603205 is a deficient number, since it is larger than the sum of its proper divisors (1416787195).

6406603205 is a wasteful number, since it uses less digits than its factorization.

6406603205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14404.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 6406603205 is about 80041.2593916413. The cubic root of 6406603205 is about 1857.2738423576.

The spelling of 6406603205 in words is "six billion, four hundred six million, six hundred three thousand, two hundred five".