201827432404369 has 2 divisors, whose sum is σ = 201827432404370. Its totient is φ = 201827432404368.

The previous prime is 201827432404343. The next prime is 201827432404421. The reversal of 201827432404369 is 963404234728102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150356349712144 + 51471082692225 = 12261988^2 + 7174335^2 .

It is a cyclic number.

It is not a de Polignac number, because 201827432404369 - 2⁵ = 201827432404337 is a prime.

It is a super-2 number, since 2×201827432404369² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201827432404069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100913716202184 + 100913716202185.

It is an arithmetic number, because the mean of its divisors is an integer number (100913716202185).

Almost surely, 2^{201827432404369} is an apocalyptic number.

It is an amenable number.

201827432404369 is a deficient number, since it is larger than the sum of its proper divisors (1).

201827432404369 is an equidigital number, since it uses as much as digits as its factorization.

201827432404369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 55.

The spelling of 201827432404369 in words is "two hundred one trillion, eight hundred twenty-seven billion, four hundred thirty-two million, four hundred four thousand, three hundred sixty-nine".