716866099 has 4 divisors (see below), whose sum is σ = 734350680. Its totient is φ = 699381520.

The previous prime is 716866069. The next prime is 716866121. The reversal of 716866099 is 990668617.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990668617 = 277 ⋅3576421.

It is a cyclic number.

It is not a de Polignac number, because 716866099 - 2¹³ = 716857907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716866039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8742229 + ... + 8742310.

It is an arithmetic number, because the mean of its divisors is an integer number (183587670).

Almost surely, 2^716866099 is an apocalyptic number.

716866099 is a deficient number, since it is larger than the sum of its proper divisors (17484581).

716866099 is a wasteful number, since it uses less digits than its factorization.

716866099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17484580.

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 716866099 is about 26774.3552490065. The cubic root of 716866099 is about 894.9786618301.

The spelling of 716866099 in words is "seven hundred sixteen million, eight hundred sixty-six thousand, ninety-nine".