716778383 has 8 divisors (see below), whose sum is σ = 723370608. Its totient is φ = 710206144.

The previous prime is 716778367. The next prime is 716778389. The reversal of 716778383 is 383877617.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 716778383 - 2⁴ = 716778367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716778389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72485 + ... + 81777.

It is an arithmetic number, because the mean of its divisors is an integer number (90421326).

Almost surely, 2^716778383 is an apocalyptic number.

716778383 is a deficient number, since it is larger than the sum of its proper divisors (6592225).

716778383 is a wasteful number, since it uses less digits than its factorization.

716778383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9993.

The product of its digits is 1185408, while the sum is 50.

The square root of 716778383 is about 26772.7171389084. The cubic root of 716778383 is about 894.9421570349.

The spelling of 716778383 in words is "seven hundred sixteen million, seven hundred seventy-eight thousand, three hundred eighty-three".