5133261168 has 280 divisors, whose sum is σ = 17360265360. Its totient is φ = 1452124800.

The previous prime is 5133261149. The next prime is 5133261169. The reversal of 5133261168 is 8611623315.

5133261168 is a `hidden beast` number, since 5 + 1 + 3 + 32 + 611 + 6 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (25920) is a multiple of the sum of its prime factors (160).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5133261169) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 50824318 + ... + 50824418.

Almost surely, 2^5133261168 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 5133261168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8680132680).

5133261168 is an abundant number, since it is smaller than the sum of its proper divisors (12227004192).

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

5133261168 is an frugal number, since it uses more digits than its factorization.

5133261168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 113 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 5133261168 is about 71646.7805836382. The cubic root of 5133261168 is about 1725.0345066821.

The spelling of 5133261168 in words is "five billion, one hundred thirty-three million, two hundred sixty-one thousand, one hundred sixty-eight".