716643352 has 8 divisors (see below), whose sum is σ = 1343706300. Its totient is φ = 358321672.

The previous prime is 716643329. The next prime is 716643353. The reversal of 716643352 is 253346617.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716643353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44790202 + ... + 44790217.

Almost surely, 2^716643352 is an apocalyptic number.

It is an amenable number.

716643352 is a deficient number, since it is larger than the sum of its proper divisors (627062948).

716643352 is a wasteful number, since it uses less digits than its factorization.

716643352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89580425 (or 89580421 counting only the distinct ones).

The product of its digits is 90720, while the sum is 37.

The square root of 716643352 is about 26770.1952178164. The cubic root of 716643352 is about 894.8859553197.

Adding to 716643352 its reverse (253346617), we get a palindrome (969989969).

The spelling of 716643352 in words is "seven hundred sixteen million, six hundred forty-three thousand, three hundred fifty-two".