404242330049 has 2 divisors, whose sum is σ = 404242330050. Its totient is φ = 404242330048.

The previous prime is 404242330021. The next prime is 404242330057. The reversal of 404242330049 is 940033242404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306536073649 + 97706256400 = 553657^2 + 312580^2 .

It is a cyclic number.

It is not a de Polignac number, because 404242330049 - 2³² = 399947362753 is a prime.

It is a super-2 number, since 2×404242330049² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (404242330069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202121165024 + 202121165025.

It is an arithmetic number, because the mean of its divisors is an integer number (202121165025).

Almost surely, 2^404242330049 is an apocalyptic number.

It is an amenable number.

404242330049 is a deficient number, since it is larger than the sum of its proper divisors (1).

404242330049 is an equidigital number, since it uses as much as digits as its factorization.

404242330049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 404242330049 in words is "four hundred four billion, two hundred forty-two million, three hundred thirty thousand, forty-nine".