200451361273 has 2 divisors, whose sum is σ = 200451361274. Its totient is φ = 200451361272.

The previous prime is 200451361219. The next prime is 200451361373. The reversal of 200451361273 is 372163154002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186937763769 + 13513597504 = 432363^2 + 116248^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200451361273 is a prime.

It is not a weakly prime, because it can be changed into another prime (200451361073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100225680636 + 100225680637.

It is an arithmetic number, because the mean of its divisors is an integer number (100225680637).

Almost surely, 2^200451361273 is an apocalyptic number.

It is an amenable number.

200451361273 is a deficient number, since it is larger than the sum of its proper divisors (1).

200451361273 is an equidigital number, since it uses as much as digits as its factorization.

200451361273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 200451361273 in words is "two hundred billion, four hundred fifty-one million, three hundred sixty-one thousand, two hundred seventy-three".