200763560681 has 2 divisors, whose sum is σ = 200763560682. Its totient is φ = 200763560680.

The previous prime is 200763560677. The next prime is 200763560737. The reversal of 200763560681 is 186065367002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104901493225 + 95862067456 = 323885^2 + 309616^2 .

It is a cyclic number.

It is not a de Polignac number, because 200763560681 - 2² = 200763560677 is a prime.

It is a super-2 number, since 2×200763560681² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200763560611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100381780340 + 100381780341.

It is an arithmetic number, because the mean of its divisors is an integer number (100381780341).

Almost surely, 2^200763560681 is an apocalyptic number.

It is an amenable number.

200763560681 is a deficient number, since it is larger than the sum of its proper divisors (1).

200763560681 is an equidigital number, since it uses as much as digits as its factorization.

200763560681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 200763560681 in words is "two hundred billion, seven hundred sixty-three million, five hundred sixty thousand, six hundred eighty-one".