2544321484091 has 2 divisors, whose sum is σ = 2544321484092. Its totient is φ = 2544321484090.

The previous prime is 2544321484087. The next prime is 2544321484097. The reversal of 2544321484091 is 1904841234452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2544321484091 - 2² = 2544321484087 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2544321484097) 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, 1272160742045 + 1272160742046.

It is an arithmetic number, because the mean of its divisors is an integer number (1272160742046).

Almost surely, 2^{2544321484091} is an apocalyptic number.

2544321484091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2544321484091 is an equidigital number, since it uses as much as digits as its factorization.

2544321484091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 2544321484091 in words is "two trillion, five hundred forty-four billion, three hundred twenty-one million, four hundred eighty-four thousand, ninety-one".