74369257441 has 2 divisors, whose sum is σ = 74369257442. Its totient is φ = 74369257440.

The previous prime is 74369257433. The next prime is 74369257453. The reversal of 74369257441 is 14475296347.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51345747216 + 23023510225 = 226596^2 + 151735^2 .

It is a cyclic number.

It is not a de Polignac number, because 74369257441 - 2³ = 74369257433 is a prime.

It is not a weakly prime, because it can be changed into another prime (74369257411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37184628720 + 37184628721.

It is an arithmetic number, because the mean of its divisors is an integer number (37184628721).

Almost surely, 2^74369257441 is an apocalyptic number.

It is an amenable number.

74369257441 is a deficient number, since it is larger than the sum of its proper divisors (1).

74369257441 is an equidigital number, since it uses as much as digits as its factorization.

74369257441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 52.

The spelling of 74369257441 in words is "seventy-four billion, three hundred sixty-nine million, two hundred fifty-seven thousand, four hundred forty-one".