563038746660 has 144 divisors (see below), whose sum is σ = 1840765857840. Its totient is φ = 138480675840.

The previous prime is 563038746649. The next prime is 563038746671. The reversal of 563038746660 is 66647830365.

It is an interprime number because it is at equal distance from previous prime (563038746649) and next prime (563038746671).

It can be written as a sum of positive squares in 8 ways, for example, as 502746084 + 562536000576 = 22422^2 + 750024^2 .

It is a super-2 number, since 2×563038746660² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 563038746597 and 563038746606.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2777970 + ... + 2973750.

It is an arithmetic number, because the mean of its divisors is an integer number (12783096235).

Almost surely, 2^563038746660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563038746660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (920382928920).

563038746660 is an abundant number, since it is smaller than the sum of its proper divisors (1277727111180).

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

563038746660 is a wasteful number, since it uses less digits than its factorization.

563038746660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197038 (or 197033 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 54.

The spelling of 563038746660 in words is "five hundred sixty-three billion, thirty-eight million, seven hundred forty-six thousand, six hundred sixty".