442482594387149 has 2 divisors, whose sum is σ = 442482594387150. Its totient is φ = 442482594387148.

The previous prime is 442482594387143. The next prime is 442482594387157. The reversal of 442482594387149 is 941783495284244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438075072039049 + 4407522348100 = 20930243^2 + 2099410^2 .

It is a cyclic number.

It is not a de Polignac number, because 442482594387149 - 2⁴ = 442482594387133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442482594387143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221241297193574 + 221241297193575.

It is an arithmetic number, because the mean of its divisors is an integer number (221241297193575).

Almost surely, 2^{442482594387149} is an apocalyptic number.

It is an amenable number.

442482594387149 is a deficient number, since it is larger than the sum of its proper divisors (1).

442482594387149 is an equidigital number, since it uses as much as digits as its factorization.

442482594387149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2229534720, while the sum is 74.

The spelling of 442482594387149 in words is "four hundred forty-two trillion, four hundred eighty-two billion, five hundred ninety-four million, three hundred eighty-seven thousand, one hundred forty-nine".