5811652783872 has 648 divisors, whose sum is σ = 18675679538880. Its totient is φ = 1727657164800.

The previous prime is 5811652783819. The next prime is 5811652783873. The reversal of 5811652783872 is 2783872561185.

5811652783872 is a `hidden beast` number, since 5 + 8 + 1 + 1 + 6 + 527 + 8 + 38 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5811652783873) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5593505529 + ... + 5593506567.

Almost surely, 2^{5811652783872} is an apocalyptic number.

5811652783872 is a gapful number since it is divisible by the number (52) 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 5811652783872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9337839769440).

5811652783872 is an abundant number, since it is smaller than the sum of its proper divisors (12864026755008).

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

5811652783872 is a wasteful number, since it uses less digits than its factorization.

5811652783872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261 (or 1201 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 63.

The spelling of 5811652783872 in words is "five trillion, eight hundred eleven billion, six hundred fifty-two million, seven hundred eighty-three thousand, eight hundred seventy-two".