5398144198272 has 864 divisors, whose sum is σ = 20031267690720. Its totient is φ = 1388392169472.

The previous prime is 5398144198261. The next prime is 5398144198303. The reversal of 5398144198272 is 2728914418935.

5398144198272 is a `hidden beast` number, since 5 + 3 + 9 + 81 + 441 + 98 + 27 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 375202663 + ... + 375217049.

It is an arithmetic number, because the mean of its divisors is an integer number (23184337605).

Almost surely, 2^{5398144198272} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5398144198272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10015633845360).

5398144198272 is an abundant number, since it is smaller than the sum of its proper divisors (14633123492448).

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

5398144198272 is a wasteful number, since it uses less digits than its factorization.

5398144198272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14478 (or 14439 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 63.

The spelling of 5398144198272 in words is "five trillion, three hundred ninety-eight billion, one hundred forty-four million, one hundred ninety-eight thousand, two hundred seventy-two".