563436642346361 has 16 divisors (see below), whose sum is σ = 681388167610368. Its totient is φ = 455441743957200.

The previous prime is 563436642346351. The next prime is 563436642346411. The reversal of 563436642346361 is 163643246634365.

It is not a de Polignac number, because 563436642346361 - 2⁴² = 559038595835257 is a prime.

It is a super-2 number, since 2×563436642346361² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 563436642346294 and 563436642346303.

It is not an unprimeable number, because it can be changed into a prime (563436642346351) 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, 24645104585 + ... + 24645127446.

It is an arithmetic number, because the mean of its divisors is an integer number (42586760475648).

Almost surely, 2^{563436642346361} is an apocalyptic number.

It is an amenable number.

563436642346361 is a deficient number, since it is larger than the sum of its proper divisors (117951525264007).

563436642346361 is a wasteful number, since it uses less digits than its factorization.

563436642346361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49290232132.

The product of its digits is 403107840, while the sum is 62.

The spelling of 563436642346361 in words is "five hundred sixty-three trillion, four hundred thirty-six billion, six hundred forty-two million, three hundred forty-six thousand, three hundred sixty-one".