5091091200 has 486 divisors, whose sum is σ = 19747327236. Its totient is φ = 1250795520.

The previous prime is 5091091189. The next prime is 5091091207. The reversal of 5091091200 is 21901905.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5091091207) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 9734139 + ... + 9734661.

Almost surely, 2^5091091200 is an apocalyptic number.

5091091200 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 5091091200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9873663618).

5091091200 is an abundant number, since it is smaller than the sum of its proper divisors (14656236036).

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

5091091200 is a wasteful number, since it uses less digits than its factorization.

5091091200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 5091091200 is about 71351.8829464227. The cubic root of 5091091200 is about 1720.2977670882.

The spelling of 5091091200 in words is "five billion, ninety-one million, ninety-one thousand, two hundred".