74452227847 has 2 divisors, whose sum is σ = 74452227848. Its totient is φ = 74452227846.

The previous prime is 74452227823. The next prime is 74452227911. The reversal of 74452227847 is 74872225447.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74452227847 - 2¹⁹ = 74451703559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74452227794 and 74452227803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74452527847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37226113923 + 37226113924.

It is an arithmetic number, because the mean of its divisors is an integer number (37226113924).

Almost surely, 2^74452227847 is an apocalyptic number.

74452227847 is a deficient number, since it is larger than the sum of its proper divisors (1).

74452227847 is an equidigital number, since it uses as much as digits as its factorization.

74452227847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7024640, while the sum is 52.

The spelling of 74452227847 in words is "seventy-four billion, four hundred fifty-two million, two hundred twenty-seven thousand, eight hundred forty-seven".