816593476713 has 32 divisors (see below), whose sum is σ = 1263373762560. Its totient is φ = 459489697920.

The previous prime is 816593476697. The next prime is 816593476733. The reversal of 816593476713 is 317674395618.

It is a happy number.

It is not a de Polignac number, because 816593476713 - 2⁴ = 816593476697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (816593476733) 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 31 ways as a sum of consecutive naturals, for example, 3733368 + ... + 3946038.

It is an arithmetic number, because the mean of its divisors is an integer number (39480430080).

Almost surely, 2^816593476713 is an apocalyptic number.

It is an amenable number.

816593476713 is a deficient number, since it is larger than the sum of its proper divisors (446780285847).

816593476713 is a wasteful number, since it uses less digits than its factorization.

816593476713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215477.

The product of its digits is 22861440, while the sum is 60.

The spelling of 816593476713 in words is "eight hundred sixteen billion, five hundred ninety-three million, four hundred seventy-six thousand, seven hundred thirteen".