716012591 has 8 divisors (see below), whose sum is σ = 821256480. Its totient is φ = 611507808.

The previous prime is 716012569. The next prime is 716012603. The reversal of 716012591 is 195210617.

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 716012591 - 2⁶ = 716012527 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 (716012551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182696 + ... + 186573.

It is an arithmetic number, because the mean of its divisors is an integer number (102657060).

Almost surely, 2^716012591 is an apocalyptic number.

716012591 is a deficient number, since it is larger than the sum of its proper divisors (105243889).

716012591 is a wasteful number, since it uses less digits than its factorization.

716012591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369553.

The product of its (nonzero) digits is 3780, while the sum is 32.

The square root of 716012591 is about 26758.4115933663. The cubic root of 716012591 is about 894.6233305685.

The spelling of 716012591 in words is "seven hundred sixteen million, twelve thousand, five hundred ninety-one".