568336631940 has 576 divisors, whose sum is σ = 2229550202880. Its totient is φ = 113726592000.

The previous prime is 568336631921. The next prime is 568336631977. The reversal of 568336631940 is 49136633865.

568336631940 is a `hidden beast` number, since 5 + 68 + 336 + 63 + 194 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 90655126 + ... + 90661394.

It is an arithmetic number, because the mean of its divisors is an integer number (3870746880).

Almost surely, 2^568336631940 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 568336631940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1114775101440).

568336631940 is an abundant number, since it is smaller than the sum of its proper divisors (1661213570940).

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

568336631940 is a wasteful number, since it uses less digits than its factorization.

568336631940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6544 (or 6539 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 54.

The spelling of 568336631940 in words is "five hundred sixty-eight billion, three hundred thirty-six million, six hundred thirty-one thousand, nine hundred forty".