563405664266166 has 8 divisors (see below), whose sum is σ = 1126811328532344. Its totient is φ = 187801888088720.

The previous prime is 563405664266153. The next prime is 563405664266183. The reversal of 563405664266166 is 661662466504365.

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

563405664266166 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 563405664266097 and 563405664266106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46950472022175 + ... + 46950472022186.

It is an arithmetic number, because the mean of its divisors is an integer number (140851416066543).

Almost surely, 2^{563405664266166} is an apocalyptic number.

563405664266166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

563405664266166 is a wasteful number, since it uses less digits than its factorization.

563405664266166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93900944044366.

The product of its (nonzero) digits is 671846400, while the sum is 66.

The spelling of 563405664266166 in words is "five hundred sixty-three trillion, four hundred five billion, six hundred sixty-four million, two hundred sixty-six thousand, one hundred sixty-six".