200663515054061 has 2 divisors, whose sum is σ = 200663515054062. Its totient is φ = 200663515054060.

The previous prime is 200663515054043. The next prime is 200663515054073. The reversal of 200663515054061 is 160450515366002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142736041833961 + 57927473220100 = 11947219^2 + 7611010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200663515054061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200663515054091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100331757527030 + 100331757527031.

It is an arithmetic number, because the mean of its divisors is an integer number (100331757527031).

Almost surely, 2^{200663515054061} is an apocalyptic number.

It is an amenable number.

200663515054061 is a deficient number, since it is larger than the sum of its proper divisors (1).

200663515054061 is an equidigital number, since it uses as much as digits as its factorization.

200663515054061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 200663515054061 in words is "two hundred trillion, six hundred sixty-three billion, five hundred fifteen million, fifty-four thousand, sixty-one".