564032256540 has 24 divisors (see below), whose sum is σ = 1579290318480. Its totient is φ = 150408601728.

The previous prime is 564032256539. The next prime is 564032256577. The reversal of 564032256540 is 45652230465.

It is a junction number, because it is equal to n+sod(n) for n = 564032256492 and 564032256501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4700268745 + ... + 4700268864.

It is an arithmetic number, because the mean of its divisors is an integer number (65803763270).

Almost surely, 2^564032256540 is an apocalyptic number.

It is an amenable number.

564032256540 is an abundant number, since it is smaller than the sum of its proper divisors (1015258061940).

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

564032256540 is a wasteful number, since it uses less digits than its factorization.

564032256540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9400537621 (or 9400537619 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 564032256540 in words is "five hundred sixty-four billion, thirty-two million, two hundred fifty-six thousand, five hundred forty".