985716838411 has 8 divisors (see below), whose sum is σ = 990651487680. Its totient is φ = 980792089728.

The previous prime is 985716838391. The next prime is 985716838417. The reversal of 985716838411 is 114838617589.

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 985716838411 - 2¹⁹ = 985716314123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 985716838411.

It is not an unprimeable number, because it can be changed into a prime (985716838417) 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, 2275486 + ... + 2673811.

It is an arithmetic number, because the mean of its divisors is an integer number (123831435960).

Almost surely, 2^985716838411 is an apocalyptic number.

985716838411 is a deficient number, since it is larger than the sum of its proper divisors (4934649269).

985716838411 is a wasteful number, since it uses less digits than its factorization.

985716838411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950293.

The product of its digits is 11612160, while the sum is 61.

The spelling of 985716838411 in words is "nine hundred eighty-five billion, seven hundred sixteen million, eight hundred thirty-eight thousand, four hundred eleven".