240421868124037 has 2 divisors, whose sum is σ = 240421868124038. Its totient is φ = 240421868124036.

The previous prime is 240421868124007. The next prime is 240421868124083. The reversal of 240421868124037 is 730421868124042.

240421868124037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210723575375041 + 29698292748996 = 14516321^2 + 5449614^2 .

It is a cyclic number.

It is not a de Polignac number, because 240421868124037 - 2⁷ = 240421868123909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240421868124007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120210934062018 + 120210934062019.

It is an arithmetic number, because the mean of its divisors is an integer number (120210934062019).

Almost surely, 2^{240421868124037} is an apocalyptic number.

It is an amenable number.

240421868124037 is a deficient number, since it is larger than the sum of its proper divisors (1).

240421868124037 is an equidigital number, since it uses as much as digits as its factorization.

240421868124037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4128768, while the sum is 52.

The spelling of 240421868124037 in words is "two hundred forty trillion, four hundred twenty-one billion, eight hundred sixty-eight million, one hundred twenty-four thousand, thirty-seven".