242240044493 has 2 divisors, whose sum is σ = 242240044494. Its totient is φ = 242240044492.

The previous prime is 242240044471. The next prime is 242240044537. The reversal of 242240044493 is 394440042242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169347064324 + 72892980169 = 411518^2 + 269987^2 .

It is a cyclic number.

It is not a de Polignac number, because 242240044493 - 2¹⁸ = 242239782349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242240044433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121120022246 + 121120022247.

It is an arithmetic number, because the mean of its divisors is an integer number (121120022247).

Almost surely, 2^242240044493 is an apocalyptic number.

It is an amenable number.

242240044493 is a deficient number, since it is larger than the sum of its proper divisors (1).

242240044493 is an equidigital number, since it uses as much as digits as its factorization.

242240044493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 242240044493 in words is "two hundred forty-two billion, two hundred forty million, forty-four thousand, four hundred ninety-three".