406493503713 has 24 divisors (see below), whose sum is σ = 646754022720. Its totient is φ = 243967851360.

The previous prime is 406493503709. The next prime is 406493503723. The reversal of 406493503713 is 317305394604.

406493503713 is a `hidden beast` number, since 40 + 6 + 4 + 93 + 503 + 7 + 13 = 666.

It is not a de Polignac number, because 406493503713 - 2² = 406493503709 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406493503723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19921818 + ... + 19942211.

It is an arithmetic number, because the mean of its divisors is an integer number (26948084280).

Almost surely, 2^406493503713 is an apocalyptic number.

It is an amenable number.

406493503713 is a deficient number, since it is larger than the sum of its proper divisors (240260519007).

406493503713 is a wasteful number, since it uses less digits than its factorization.

406493503713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39864149 (or 39864146 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 406493503713 in words is "four hundred six billion, four hundred ninety-three million, five hundred three thousand, seven hundred thirteen".