23053144305491 has 2 divisors, whose sum is σ = 23053144305492. Its totient is φ = 23053144305490.

The previous prime is 23053144305439. The next prime is 23053144305497. The reversal of 23053144305491 is 19450344135032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23053144305491 - 2⁴² = 18655097794387 is a prime.

It is not a weakly prime, because it can be changed into another prime (23053144305497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11526572152745 + 11526572152746.

It is an arithmetic number, because the mean of its divisors is an integer number (11526572152746).

Almost surely, 2^{23053144305491} is an apocalyptic number.

23053144305491 is a deficient number, since it is larger than the sum of its proper divisors (1).

23053144305491 is an equidigital number, since it uses as much as digits as its factorization.

23053144305491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 23053144305491 in words is "twenty-three trillion, fifty-three billion, one hundred forty-four million, three hundred five thousand, four hundred ninety-one".