23508213545359 has 2 divisors, whose sum is σ = 23508213545360. Its totient is φ = 23508213545358.

The previous prime is 23508213545329. The next prime is 23508213545471. The reversal of 23508213545359 is 95354531280532.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23508213545359 is a prime.

It is a super-2 number, since 2×23508213545359² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23508213545329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11754106772679 + 11754106772680.

It is an arithmetic number, because the mean of its divisors is an integer number (11754106772680).

Almost surely, 2^{23508213545359} is an apocalyptic number.

23508213545359 is a deficient number, since it is larger than the sum of its proper divisors (1).

23508213545359 is an equidigital number, since it uses as much as digits as its factorization.

23508213545359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440000, while the sum is 55.

The spelling of 23508213545359 in words is "twenty-three trillion, five hundred eight billion, two hundred thirteen million, five hundred forty-five thousand, three hundred fifty-nine".