5281542000 has 480 divisors, whose sum is σ = 21292637184. Its totient is φ = 1195200000.

The previous prime is 5281541981. The next prime is 5281542011. The reversal of 5281542000 is 2451825.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21041875 + ... + 21042125.

Almost surely, 2^5281542000 is an apocalyptic number.

5281542000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5281542000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10646318592).

5281542000 is an abundant number, since it is smaller than the sum of its proper divisors (16011095184).

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

5281542000 is a wasteful number, since it uses less digits than its factorization.

5281542000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 5281542000 is about 72674.2182620494. The cubic root of 5281542000 is about 1741.4870363594.

Adding to 5281542000 its reverse (2451825), we get a palindrome (5283993825).

The spelling of 5281542000 in words is "five billion, two hundred eighty-one million, five hundred forty-two thousand".