533257800191 has 2 divisors, whose sum is σ = 533257800192. Its totient is φ = 533257800190.

The previous prime is 533257800161. The next prime is 533257800197. The reversal of 533257800191 is 191008752335.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-533257800191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (533257800197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266628900095 + 266628900096.

It is an arithmetic number, because the mean of its divisors is an integer number (266628900096).

Almost surely, 2^533257800191 is an apocalyptic number.

533257800191 is a deficient number, since it is larger than the sum of its proper divisors (1).

533257800191 is an equidigital number, since it uses as much as digits as its factorization.

533257800191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 44.

The spelling of 533257800191 in words is "five hundred thirty-three billion, two hundred fifty-seven million, eight hundred thousand, one hundred ninety-one".