74034243047 has 2 divisors, whose sum is σ = 74034243048. Its totient is φ = 74034243046.

The previous prime is 74034242987. The next prime is 74034243053.

74034243047 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 74034243047 - 2⁸ = 74034242791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74034243047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74034243097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37017121523 + 37017121524.

It is an arithmetic number, because the mean of its divisors is an integer number (37017121524).

Almost surely, 2^74034243047 is an apocalyptic number.

74034243047 is a deficient number, since it is larger than the sum of its proper divisors (1).

74034243047 is an equidigital number, since it uses as much as digits as its factorization.

74034243047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 38.

The spelling of 74034243047 in words is "seventy-four billion, thirty-four million, two hundred forty-three thousand, forty-seven".