273985044433 has 2 divisors, whose sum is σ = 273985044434. Its totient is φ = 273985044432.

The previous prime is 273985044427. The next prime is 273985044547. The reversal of 273985044433 is 334440589372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191473630929 + 82511413504 = 437577^2 + 287248^2 .

It is a cyclic number.

It is not a de Polignac number, because 273985044433 - 2⁹ = 273985043921 is a prime.

It is not a weakly prime, because it can be changed into another prime (273985044233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136992522216 + 136992522217.

It is an arithmetic number, because the mean of its divisors is an integer number (136992522217).

Almost surely, 2^273985044433 is an apocalyptic number.

It is an amenable number.

273985044433 is a deficient number, since it is larger than the sum of its proper divisors (1).

273985044433 is an equidigital number, since it uses as much as digits as its factorization.

273985044433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 273985044433 in words is "two hundred seventy-three billion, nine hundred eighty-five million, forty-four thousand, four hundred thirty-three".