200554511605433 has 2 divisors, whose sum is σ = 200554511605434. Its totient is φ = 200554511605432.

The previous prime is 200554511605363. The next prime is 200554511605463. The reversal of 200554511605433 is 334506115455002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109105608201769 + 91448903403664 = 10445363^2 + 9562892^2 .

It is a cyclic number.

It is not a de Polignac number, because 200554511605433 - 2³⁶ = 200485792128697 is a prime.

It is a super-2 number, since 2×200554511605433² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200554511605463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100277255802716 + 100277255802717.

It is an arithmetic number, because the mean of its divisors is an integer number (100277255802717).

Almost surely, 2^{200554511605433} is an apocalyptic number.

It is an amenable number.

200554511605433 is a deficient number, since it is larger than the sum of its proper divisors (1).

200554511605433 is an equidigital number, since it uses as much as digits as its factorization.

200554511605433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 200554511605433 in words is "two hundred trillion, five hundred fifty-four billion, five hundred eleven million, six hundred five thousand, four hundred thirty-three".