563440020325255 has 8 divisors (see below), whose sum is σ = 682111458235152. Its totient is φ = 446763060363648.

The previous prime is 563440020325249. The next prime is 563440020325261. The reversal of 563440020325255 is 552523020044365.

It is an interprime number because it is at equal distance from previous prime (563440020325249) and next prime (563440020325261).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 563440020325255 - 2¹³ = 563440020317063 is a prime.

It is a Duffinian number.

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, 498619486449 + ... + 498619487578.

It is an arithmetic number, because the mean of its divisors is an integer number (85263932279394).

Almost surely, 2^{563440020325255} is an apocalyptic number.

563440020325255 is a deficient number, since it is larger than the sum of its proper divisors (118671437909897).

563440020325255 is a wasteful number, since it uses less digits than its factorization.

563440020325255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997238974145.

The product of its (nonzero) digits is 4320000, while the sum is 46.

The spelling of 563440020325255 in words is "five hundred sixty-three trillion, four hundred forty billion, twenty million, three hundred twenty-five thousand, two hundred fifty-five".