6366236240 has 320 divisors, whose sum is σ = 19204770816. Its totient is φ = 1907490816.

The previous prime is 6366236183. The next prime is 6366236267. The reversal of 6366236240 is 426326636.

It is a junction number, because it is equal to n+sod(n) for n = 6366236194 and 6366236203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32315822 + ... + 32316018.

Almost surely, 2^6366236240 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 6366236240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9602385408).

6366236240 is an abundant number, since it is smaller than the sum of its proper divisors (12838534576).

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

6366236240 is a wasteful number, since it uses less digits than its factorization.

6366236240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 38.

The square root of 6366236240 is about 79788.6974451896. The cubic root of 6366236240 is about 1853.3648273148.

The spelling of 6366236240 in words is "six billion, three hundred sixty-six million, two hundred thirty-six thousand, two hundred forty".