564727351872 has 112 divisors (see below), whose sum is σ = 1510148831360. Its totient is φ = 186233499648.

The previous prime is 564727351871. The next prime is 564727351907. The reversal of 564727351872 is 278153727465.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (564727351871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21127188 + ... + 21153900.

Almost surely, 2^564727351872 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 564727351872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (755074415680).

564727351872 is an abundant number, since it is smaller than the sum of its proper divisors (945421479488).

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

564727351872 is a wasteful number, since it uses less digits than its factorization.

564727351872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27900 (or 27890 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 57.

The spelling of 564727351872 in words is "five hundred sixty-four billion, seven hundred twenty-seven million, three hundred fifty-one thousand, eight hundred seventy-two".