5811307740 has 480 divisors, whose sum is σ = 21939929088. Its totient is φ = 1259712000.

The previous prime is 5811307739. The next prime is 5811307759. The reversal of 5811307740 is 477031185.

5811307740 is a `hidden beast` number, since 581 + 1 + 3 + 0 + 7 + 74 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 5811307695 and 5811307704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 21443805 + ... + 21444075.

Almost surely, 2^5811307740 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 5811307740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10969964544).

5811307740 is an abundant number, since it is smaller than the sum of its proper divisors (16128621348).

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

5811307740 is a wasteful number, since it uses less digits than its factorization.

5811307740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 5811307740 is about 76231.9338597677. The cubic root of 5811307740 is about 1797.8686439524.

The spelling of 5811307740 in words is "five billion, eight hundred eleven million, three hundred seven thousand, seven hundred forty".