709745280871 has 8 divisors (see below), whose sum is σ = 774344413584. Its totient is φ = 645158953920.

The previous prime is 709745280859. The next prime is 709745280943. The reversal of 709745280871 is 178082547907.

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 709745280871 - 2¹⁵ = 709745248103 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 (709745280371) 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, 3085366 + ... + 3307411.

It is an arithmetic number, because the mean of its divisors is an integer number (96793051698).

Almost surely, 2^709745280871 is an apocalyptic number.

709745280871 is a deficient number, since it is larger than the sum of its proper divisors (64599132713).

709745280871 is a wasteful number, since it uses less digits than its factorization.

709745280871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402881.

The product of its (nonzero) digits is 7902720, while the sum is 58.

The spelling of 709745280871 in words is "seven hundred nine billion, seven hundred forty-five million, two hundred eighty thousand, eight hundred seventy-one".