5997818736 has 240 divisors, whose sum is σ = 21083025600. Its totient is φ = 1581672960.

The previous prime is 5997818707. The next prime is 5997818737. The reversal of 5997818736 is 6378187995.

5997818736 is a `hidden beast` number, since 599 + 7 + 8 + 1 + 8 + 7 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5997818737) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 637426 + ... + 646766.

It is an arithmetic number, because the mean of its divisors is an integer number (87845940).

Almost surely, 2^5997818736 is an apocalyptic number.

5997818736 is a gapful number since it is divisible by the number (56) 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 5997818736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10541512800).

5997818736 is an abundant number, since it is smaller than the sum of its proper divisors (15085206864).

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

5997818736 is a wasteful number, since it uses less digits than its factorization.

5997818736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9389 (or 9366 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 63.

The square root of 5997818736 is about 77445.5856456648. The cubic root of 5997818736 is about 1816.9003650462.

The spelling of 5997818736 in words is "five billion, nine hundred ninety-seven million, eight hundred eighteen thousand, seven hundred thirty-six".