563353032004661 has 16 divisors (see below), whose sum is σ = 603760424145984. Its totient is φ = 523755046673664.

The previous prime is 563353032004577. The next prime is 563353032004681. The reversal of 563353032004661 is 166400230353365.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-563353032004661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563353032004681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16876511 + ... + 37570236.

It is an arithmetic number, because the mean of its divisors is an integer number (37735026509124).

Almost surely, 2^{563353032004661} is an apocalyptic number.

It is an amenable number.

563353032004661 is a deficient number, since it is larger than the sum of its proper divisors (40407392141323).

563353032004661 is a wasteful number, since it uses less digits than its factorization.

563353032004661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54454180.

The product of its (nonzero) digits is 3499200, while the sum is 47.

The spelling of 563353032004661 in words is "five hundred sixty-three trillion, three hundred fifty-three billion, thirty-two million, four thousand, six hundred sixty-one".