716509005 has 16 divisors (see below), whose sum is σ = 1147588224. Its totient is φ = 381746880.

The previous prime is 716508997. The next prime is 716509051. The reversal of 716509005 is 500905617.

It is not a de Polignac number, because 716509005 - 2³ = 716508997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9001 + ... + 38910.

It is an arithmetic number, because the mean of its divisors is an integer number (71724264).

Almost surely, 2^716509005 is an apocalyptic number.

It is an amenable number.

716509005 is a deficient number, since it is larger than the sum of its proper divisors (431079219).

716509005 is a wasteful number, since it uses less digits than its factorization.

716509005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48916.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 716509005 is about 26767.6858357236. The cubic root of 716509005 is about 894.8300312878.

The spelling of 716509005 in words is "seven hundred sixteen million, five hundred nine thousand, five".