74103371067809 has 2 divisors, whose sum is σ = 74103371067810. Its totient is φ = 74103371067808.

The previous prime is 74103371067707. The next prime is 74103371067821. The reversal of 74103371067809 is 90876017330147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52897576317184 + 21205794750625 = 7273072^2 + 4604975^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74103371067809 is a prime.

It is a super-2 number, since 2×74103371067809² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (74103371067889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37051685533904 + 37051685533905.

It is an arithmetic number, because the mean of its divisors is an integer number (37051685533905).

Almost surely, 2^{74103371067809} is an apocalyptic number.

It is an amenable number.

74103371067809 is a deficient number, since it is larger than the sum of its proper divisors (1).

74103371067809 is an equidigital number, since it uses as much as digits as its factorization.

74103371067809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 74103371067809 in words is "seventy-four trillion, one hundred three billion, three hundred seventy-one million, sixty-seven thousand, eight hundred nine".