23427771340783 has 2 divisors, whose sum is σ = 23427771340784. Its totient is φ = 23427771340782.

The previous prime is 23427771340681. The next prime is 23427771340837. The reversal of 23427771340783 is 38704317772432.

Together with next prime (23427771340837) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23427771340783 - 2⁹ = 23427771340271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23427771341783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11713885670391 + 11713885670392.

It is an arithmetic number, because the mean of its divisors is an integer number (11713885670392).

Almost surely, 2^{23427771340783} is an apocalyptic number.

23427771340783 is a deficient number, since it is larger than the sum of its proper divisors (1).

23427771340783 is an equidigital number, since it uses as much as digits as its factorization.

23427771340783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33191424, while the sum is 58.

The spelling of 23427771340783 in words is "twenty-three trillion, four hundred twenty-seven billion, seven hundred seventy-one million, three hundred forty thousand, seven hundred eighty-three".