23005667343563 has 2 divisors, whose sum is σ = 23005667343564. Its totient is φ = 23005667343562.

The previous prime is 23005667343559. The next prime is 23005667343587. The reversal of 23005667343563 is 36534376650032.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23005667343563 - 2² = 23005667343559 is a prime.

It is a super-2 number, since 2×23005667343563² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23005660343563) 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, 11502833671781 + 11502833671782.

It is an arithmetic number, because the mean of its divisors is an integer number (11502833671782).

Almost surely, 2^{23005667343563} is an apocalyptic number.

23005667343563 is a deficient number, since it is larger than the sum of its proper divisors (1).

23005667343563 is an equidigital number, since it uses as much as digits as its factorization.

23005667343563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24494400, while the sum is 53.

The spelling of 23005667343563 in words is "twenty-three trillion, five billion, six hundred sixty-seven million, three hundred forty-three thousand, five hundred sixty-three".