74432371229 has 2 divisors, whose sum is σ = 74432371230. Its totient is φ = 74432371228.

The previous prime is 74432371193. The next prime is 74432371337. The reversal of 74432371229 is 92217323447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67438896100 + 6993475129 = 259690^2 + 83627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74432371229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74432371229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74432371129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37216185614 + 37216185615.

It is an arithmetic number, because the mean of its divisors is an integer number (37216185615).

Almost surely, 2^74432371229 is an apocalyptic number.

It is an amenable number.

74432371229 is a deficient number, since it is larger than the sum of its proper divisors (1).

74432371229 is an equidigital number, since it uses as much as digits as its factorization.

74432371229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 44.

The spelling of 74432371229 in words is "seventy-four billion, four hundred thirty-two million, three hundred seventy-one thousand, two hundred twenty-nine".