24040020091 has 2 divisors, whose sum is σ = 24040020092. Its totient is φ = 24040020090.

The previous prime is 24040020077. The next prime is 24040020131. The reversal of 24040020091 is 19002004042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24040020091 - 2⁷ = 24040019963 is a prime.

It is not a weakly prime, because it can be changed into another prime (24040020691) 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, 12020010045 + 12020010046.

It is an arithmetic number, because the mean of its divisors is an integer number (12020010046).

Almost surely, 2^24040020091 is an apocalyptic number.

24040020091 is a deficient number, since it is larger than the sum of its proper divisors (1).

24040020091 is an equidigital number, since it uses as much as digits as its factorization.

24040020091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 24040020091 in words is "twenty-four billion, forty million, twenty thousand, ninety-one".