23124440011391 has 2 divisors, whose sum is σ = 23124440011392. Its totient is φ = 23124440011390.

The previous prime is 23124440011357. The next prime is 23124440011451. The reversal of 23124440011391 is 19311004442132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23124440011391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23124440011591) 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, 11562220005695 + 11562220005696.

It is an arithmetic number, because the mean of its divisors is an integer number (11562220005696).

Almost surely, 2^{23124440011391} is an apocalyptic number.

23124440011391 is a deficient number, since it is larger than the sum of its proper divisors (1).

23124440011391 is an equidigital number, since it uses as much as digits as its factorization.

23124440011391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 23124440011391 in words is "twenty-three trillion, one hundred twenty-four billion, four hundred forty million, eleven thousand, three hundred ninety-one".