564011539280 has 160 divisors (see below), whose sum is σ = 1513794610944. Its totient is φ = 191426715648.

The previous prime is 564011539211. The next prime is 564011539327. The reversal of 564011539280 is 82935110465.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 55491479 + ... + 55501641.

Almost surely, 2^564011539280 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 564011539280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756897305472).

564011539280 is an abundant number, since it is smaller than the sum of its proper divisors (949783071664).

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

564011539280 is a wasteful number, since it uses less digits than its factorization.

564011539280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11173 (or 11167 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 564011539280 in words is "five hundred sixty-four billion, eleven million, five hundred thirty-nine thousand, two hundred eighty".