564125540 has 24 divisors (see below), whose sum is σ = 1292360832. Its totient is φ = 205136480.

The previous prime is 564125539. The next prime is 564125543. The reversal of 564125540 is 45521465.

It is a junction number, because it is equal to n+sod(n) for n = 564125497 and 564125506.

It is not an unprimeable number, because it can be changed into a prime (564125543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281884 + ... + 1282323.

It is an arithmetic number, because the mean of its divisors is an integer number (53848368).

Almost surely, 2^564125540 is an apocalyptic number.

It is an amenable number.

564125540 is an abundant number, since it is smaller than the sum of its proper divisors (728235292).

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

564125540 is a wasteful number, since it uses less digits than its factorization.

564125540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564227 (or 2564225 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 564125540 is about 23751.3271208158. The cubic root of 564125540 is about 826.2762200408.

The spelling of 564125540 in words is "five hundred sixty-four million, one hundred twenty-five thousand, five hundred forty".