716743776 has 96 divisors (see below), whose sum is σ = 2194214400. Its totient is φ = 204774528.

The previous prime is 716743771. The next prime is 716743799. The reversal of 716743776 is 677347617.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716743771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22045 + ... + 43811.

It is an arithmetic number, because the mean of its divisors is an integer number (22856400).

Almost surely, 2^716743776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 716743776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1097107200).

716743776 is an abundant number, since it is smaller than the sum of its proper divisors (1477470624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

716743776 is a wasteful number, since it uses less digits than its factorization.

716743776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21801 (or 21779 counting only the distinct ones).

The product of its digits is 1037232, while the sum is 48.

The square root of 716743776 is about 26772.0708201663. The cubic root of 716743776 is about 894.9277538096.

The spelling of 716743776 in words is "seven hundred sixteen million, seven hundred forty-three thousand, seven hundred seventy-six".