716888477 has 2 divisors, whose sum is σ = 716888478. Its totient is φ = 716888476.

The previous prime is 716888437. The next prime is 716888519. The reversal of 716888477 is 774888617.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 711075556 + 5812921 = 26666^2 + 2411^2 .

It is a cyclic number.

It is not a de Polignac number, because 716888477 - 2⁶ = 716888413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716888437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358444238 + 358444239.

It is an arithmetic number, because the mean of its divisors is an integer number (358444239).

Almost surely, 2^716888477 is an apocalyptic number.

It is an amenable number.

716888477 is a deficient number, since it is larger than the sum of its proper divisors (1).

716888477 is an equidigital number, since it uses as much as digits as its factorization.

716888477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4214784, while the sum is 56.

The square root of 716888477 is about 26774.7731456309. The cubic root of 716888477 is about 894.9879744127.

The spelling of 716888477 in words is "seven hundred sixteen million, eight hundred eighty-eight thousand, four hundred seventy-seven".