74666097091 has 2 divisors, whose sum is σ = 74666097092. Its totient is φ = 74666097090.

The previous prime is 74666097067. The next prime is 74666097097. The reversal of 74666097091 is 19079066647.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74666097091 - 2⁵ = 74666097059 is a prime.

It is not a weakly prime, because it can be changed into another prime (74666097097) 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, 37333048545 + 37333048546.

It is an arithmetic number, because the mean of its divisors is an integer number (37333048546).

Almost surely, 2^74666097091 is an apocalyptic number.

74666097091 is a deficient number, since it is larger than the sum of its proper divisors (1).

74666097091 is an equidigital number, since it uses as much as digits as its factorization.

74666097091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3429216, while the sum is 55.

The spelling of 74666097091 in words is "seventy-four billion, six hundred sixty-six million, ninety-seven thousand, ninety-one".