23481390259 has 2 divisors, whose sum is σ = 23481390260. Its totient is φ = 23481390258.

The previous prime is 23481390221. The next prime is 23481390271. The reversal of 23481390259 is 95209318432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23481390259 - 2¹⁷ = 23481259187 is a prime.

It is not a weakly prime, because it can be changed into another prime (23481370259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11740695129 + 11740695130.

It is an arithmetic number, because the mean of its divisors is an integer number (11740695130).

Almost surely, 2^23481390259 is an apocalyptic number.

23481390259 is a deficient number, since it is larger than the sum of its proper divisors (1).

23481390259 is an equidigital number, since it uses as much as digits as its factorization.

23481390259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 23481390259 in words is "twenty-three billion, four hundred eighty-one million, three hundred ninety thousand, two hundred fifty-nine".