563402623641255 has 16 divisors (see below), whose sum is σ = 1001604664251360. Its totient is φ = 300481399275264.

The previous prime is 563402623641239. The next prime is 563402623641269. The reversal of 563402623641255 is 552146326204365.

563402623641255 is a `hidden beast` number, since 5 + 6 + 3 + 4 + 0 + 2 + 623 + 6 + 4 + 1 + 2 + 5 + 5 = 666.

It is not a de Polignac number, because 563402623641255 - 2⁴ = 563402623641239 is a prime.

It is a congruent number.

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, 2086676383722 + ... + 2086676383991.

It is an arithmetic number, because the mean of its divisors is an integer number (62600291515710).

Almost surely, 2^{563402623641255} is an apocalyptic number.

563402623641255 is a deficient number, since it is larger than the sum of its proper divisors (438202040610105).

563402623641255 is a wasteful number, since it uses less digits than its factorization.

563402623641255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4173352767727 (or 4173352767721 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 54.

The spelling of 563402623641255 in words is "five hundred sixty-three trillion, four hundred two billion, six hundred twenty-three million, six hundred forty-one thousand, two hundred fifty-five".