23432340273427 has 2 divisors, whose sum is σ = 23432340273428. Its totient is φ = 23432340273426.

The previous prime is 23432340273409. The next prime is 23432340273473. The reversal of 23432340273427 is 72437204323432.

It is an a-pointer prime, because the next prime (23432340273473) can be obtained adding 23432340273427 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23432340273427 - 2⁷ = 23432340273299 is a prime.

It is not a weakly prime, because it can be changed into another prime (23432340223427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11716170136713 + 11716170136714.

It is an arithmetic number, because the mean of its divisors is an integer number (11716170136714).

Almost surely, 2^{23432340273427} is an apocalyptic number.

23432340273427 is a deficient number, since it is larger than the sum of its proper divisors (1).

23432340273427 is an equidigital number, since it uses as much as digits as its factorization.

23432340273427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 46.

Adding to 23432340273427 its reverse (72437204323432), we get a palindrome (95869544596859).

The spelling of 23432340273427 in words is "twenty-three trillion, four hundred thirty-two billion, three hundred forty million, two hundred seventy-three thousand, four hundred twenty-seven".