23455333355497 has 2 divisors, whose sum is σ = 23455333355498. Its totient is φ = 23455333355496.

The previous prime is 23455333355423. The next prime is 23455333355549. The reversal of 23455333355497 is 79455333355432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12505693522921 + 10949639832576 = 3536339^2 + 3309024^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23455333355497 is a prime.

It is not a weakly prime, because it can be changed into another prime (23455333355897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11727666677748 + 11727666677749.

It is an arithmetic number, because the mean of its divisors is an integer number (11727666677749).

Almost surely, 2^{23455333355497} is an apocalyptic number.

It is an amenable number.

23455333355497 is a deficient number, since it is larger than the sum of its proper divisors (1).

23455333355497 is an equidigital number, since it uses as much as digits as its factorization.

23455333355497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180000, while the sum is 61.

The spelling of 23455333355497 in words is "twenty-three trillion, four hundred fifty-five billion, three hundred thirty-three million, three hundred fifty-five thousand, four hundred ninety-seven".