716235688433 has 6 divisors (see below), whose sum is σ = 736116592806. Its totient is φ = 696877965792.

The previous prime is 716235688409. The next prime is 716235688459. The reversal of 716235688433 is 334886532617.

It can be written as a sum of positive squares in 3 ways, for example, as 517719103729 + 198516584704 = 719527^2 + 445552^2 .

It is a de Polignac number, because none of the positive numbers 2^k-716235688433 is a prime.

It is a super-2 number, since 2×716235688433² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716235688403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 261589460 + ... + 261592197.

It is an arithmetic number, because the mean of its divisors is an integer number (122686098801).

Almost surely, 2^716235688433 is an apocalyptic number.

It is an amenable number.

716235688433 is a deficient number, since it is larger than the sum of its proper divisors (19880904373).

716235688433 is an equidigital number, since it uses as much as digits as its factorization.

716235688433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523181731 (or 523181694 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 56.

The spelling of 716235688433 in words is "seven hundred sixteen billion, two hundred thirty-five million, six hundred eighty-eight thousand, four hundred thirty-three".