74447488211401 has 2 divisors, whose sum is σ = 74447488211402. Its totient is φ = 74447488211400.

The previous prime is 74447488211353. The next prime is 74447488211491. The reversal of 74447488211401 is 10411288474447.

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., 39622429783225 + 34825058428176 = 6294635^2 + 5901276^2 .

It is a cyclic number.

It is not a de Polignac number, because 74447488211401 - 2³⁹ = 73897732397513 is a prime.

It is not a weakly prime, because it can be changed into another prime (74447488211491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37223744105700 + 37223744105701.

It is an arithmetic number, because the mean of its divisors is an integer number (37223744105701).

Almost surely, 2^{74447488211401} is an apocalyptic number.

It is an amenable number.

74447488211401 is a deficient number, since it is larger than the sum of its proper divisors (1).

74447488211401 is an equidigital number, since it uses as much as digits as its factorization.

74447488211401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6422528, while the sum is 55.

The spelling of 74447488211401 in words is "seventy-four trillion, four hundred forty-seven billion, four hundred eighty-eight million, two hundred eleven thousand, four hundred one".