8258198454 has 96 divisors (see below), whose sum is σ = 20224512000. Its totient is φ = 2495916720.

The previous prime is 8258198327. The next prime is 8258198471. The reversal of 8258198454 is 4548918528.

8258198454 is a `hidden beast` number, since 8 + 2 + 581 + 9 + 8 + 4 + 54 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 8258198454.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2866987 + ... + 2869865.

It is an arithmetic number, because the mean of its divisors is an integer number (210672000).

Almost surely, 2^8258198454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8258198454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10112256000).

8258198454 is an abundant number, since it is smaller than the sum of its proper divisors (11966313546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8258198454 is a wasteful number, since it uses less digits than its factorization.

8258198454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351 (or 3334 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 54.

The square root of 8258198454 is about 90874.6304201563. The cubic root of 8258198454 is about 2021.2891204423.

The spelling of 8258198454 in words is "eight billion, two hundred fifty-eight million, one hundred ninety-eight thousand, four hundred fifty-four".