560999520 has 288 divisors, whose sum is σ = 2034160128. Its totient is φ = 145939968.

The previous prime is 560999497. The next prime is 560999521. The reversal of 560999520 is 25999065.

It is a tau number, because it is divible by the number of its divisors (288).

It is a super-2 number, since 2×560999520² = 629440922880460800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (560999521) 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, 1827207 + ... + 1827513.

It is an arithmetic number, because the mean of its divisors is an integer number (7063056).

Almost surely, 2^560999520 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 560999520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1017080064).

560999520 is an abundant number, since it is smaller than the sum of its proper divisors (1473160608).

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

560999520 is a wasteful number, since it uses less digits than its factorization.

560999520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 560999520 is about 23685.4284318439. The cubic root of 560999520 is about 824.7471621901.

The spelling of 560999520 in words is "five hundred sixty million, nine hundred ninety-nine thousand, five hundred twenty".