563531045540 has 48 divisors (see below), whose sum is σ = 1191332135280. Its totient is φ = 223908986880.

The previous prime is 563531045507. The next prime is 563531045593. The reversal of 563531045540 is 45540135365.

It can be written as a sum of positive squares in 8 ways, for example, as 28421239396 + 535109806144 = 168586^2 + 731512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1841060 + ... + 2125220.

It is an arithmetic number, because the mean of its divisors is an integer number (24819419485).

Almost surely, 2^563531045540 is an apocalyptic number.

It is an amenable number.

563531045540 is an abundant number, since it is smaller than the sum of its proper divisors (627801089740).

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

563531045540 is a wasteful number, since it uses less digits than its factorization.

563531045540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284832 (or 284830 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 563531045540 in words is "five hundred sixty-three billion, five hundred thirty-one million, forty-five thousand, five hundred forty".