42069000349 has 2 divisors, whose sum is σ = 42069000350. Its totient is φ = 42069000348.

The previous prime is 42069000331. The next prime is 42069000383. The reversal of 42069000349 is 94300096024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22333808025 + 19735192324 = 149445^2 + 140482^2 .

It is a cyclic number.

It is not a de Polignac number, because 42069000349 - 2²⁹ = 41532129437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42069006349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21034500174 + 21034500175.

It is an arithmetic number, because the mean of its divisors is an integer number (21034500175).

Almost surely, 2^42069000349 is an apocalyptic number.

It is an amenable number.

42069000349 is a deficient number, since it is larger than the sum of its proper divisors (1).

42069000349 is an equidigital number, since it uses as much as digits as its factorization.

42069000349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 42069000349 in words is "forty-two billion, sixty-nine million, three hundred forty-nine", and thus it is an aban number.