74412421441 has 2 divisors, whose sum is σ = 74412421442. Its totient is φ = 74412421440.

The previous prime is 74412421439. The next prime is 74412421459. The reversal of 74412421441 is 14412421447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72932403600 + 1480017841 = 270060^2 + 38471^2 .

It is a cyclic number.

It is not a de Polignac number, because 74412421441 - 2¹ = 74412421439 is a prime.

Together with 74412421439, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 74412421397 and 74412421406.

It is not a weakly prime, because it can be changed into another prime (74412421481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37206210720 + 37206210721.

It is an arithmetic number, because the mean of its divisors is an integer number (37206210721).

Almost surely, 2^74412421441 is an apocalyptic number.

It is an amenable number.

74412421441 is a deficient number, since it is larger than the sum of its proper divisors (1).

74412421441 is an equidigital number, since it uses as much as digits as its factorization.

74412421441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28672, while the sum is 34.

Adding to 74412421441 its reverse (14412421447), we get a palindrome (88824842888).

The spelling of 74412421441 in words is "seventy-four billion, four hundred twelve million, four hundred twenty-one thousand, four hundred forty-one".