5990681844 has 216 divisors, whose sum is σ = 18718277760. Its totient is φ = 1579463424.

The previous prime is 5990681789. The next prime is 5990681857. The reversal of 5990681844 is 4481860995.

5990681844 is a `hidden beast` number, since 599 + 0 + 6 + 8 + 1 + 8 + 44 = 666.

It is a super-3 number, since 3×5990681844³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4873822 + ... + 4875050.

Almost surely, 2^5990681844 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 5990681844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9359138880).

5990681844 is an abundant number, since it is smaller than the sum of its proper divisors (12727595916).

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

5990681844 is a wasteful number, since it uses less digits than its factorization.

5990681844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327 (or 1293 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The square root of 5990681844 is about 77399.4951146324. The cubic root of 5990681844 is about 1816.1794269369.

The spelling of 5990681844 in words is "five billion, nine hundred ninety million, six hundred eighty-one thousand, eight hundred forty-four".