8458491904071 has 16 divisors (see below), whose sum is σ = 12314856912768. Its totient is φ = 5121527079200.

The previous prime is 8458491904061. The next prime is 8458491904123. The reversal of 8458491904071 is 1704091948548.

It is a cyclic number.

It is not a de Polignac number, because 8458491904071 - 2¹⁴ = 8458491887687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8458491903996 and 8458491904014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8458491904061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120755721 + ... + 120825746.

It is an arithmetic number, because the mean of its divisors is an integer number (769678557048).

Almost surely, 2^{8458491904071} is an apocalyptic number.

8458491904071 is a deficient number, since it is larger than the sum of its proper divisors (3856365008697).

8458491904071 is a wasteful number, since it uses less digits than its factorization.

8458491904071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241582542.

The product of its (nonzero) digits is 11612160, while the sum is 60.

The spelling of 8458491904071 in words is "eight trillion, four hundred fifty-eight billion, four hundred ninety-one million, nine hundred four thousand, seventy-one".