716690210825 has 6 divisors (see below), whose sum is σ = 888695861454. Its totient is φ = 573352168640.

The previous prime is 716690210807. The next prime is 716690210897. The reversal of 716690210825 is 528012096617.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 798232009 + 715891978816 = 28253^2 + 846104^2 .

It is not a de Polignac number, because 716690210825 - 2⁸ = 716690210569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 716690210825.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14333804192 + ... + 14333804241.

It is an arithmetic number, because the mean of its divisors is an integer number (148115976909).

Almost surely, 2^716690210825 is an apocalyptic number.

It is an amenable number.

716690210825 is a deficient number, since it is larger than the sum of its proper divisors (172005650629).

716690210825 is a wasteful number, since it uses less digits than its factorization.

716690210825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28667608443 (or 28667608438 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 716690210825 in words is "seven hundred sixteen billion, six hundred ninety million, two hundred ten thousand, eight hundred twenty-five".