74441243011 has 2 divisors, whose sum is σ = 74441243012. Its totient is φ = 74441243010.

The previous prime is 74441243003. The next prime is 74441243039. The reversal of 74441243011 is 11034214447.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (11034214447) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74441243011 - 2³ = 74441243003 is a prime.

It is a super-2 number, since 2×74441243011² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (74441243711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37220621505 + 37220621506.

It is an arithmetic number, because the mean of its divisors is an integer number (37220621506).

Almost surely, 2^74441243011 is an apocalyptic number.

74441243011 is a deficient number, since it is larger than the sum of its proper divisors (1).

74441243011 is an equidigital number, since it uses as much as digits as its factorization.

74441243011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 74441243011 its reverse (11034214447), we get a palindrome (85475457458).

The spelling of 74441243011 in words is "seventy-four billion, four hundred forty-one million, two hundred forty-three thousand, eleven".