23781480263 has 2 divisors, whose sum is σ = 23781480264. Its totient is φ = 23781480262.

The previous prime is 23781480221. The next prime is 23781480271. The reversal of 23781480263 is 36208418732.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23781480263 - 2¹⁸ = 23781218119 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23781480763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11890740131 + 11890740132.

It is an arithmetic number, because the mean of its divisors is an integer number (11890740132).

Almost surely, 2^23781480263 is an apocalyptic number.

23781480263 is a deficient number, since it is larger than the sum of its proper divisors (1).

23781480263 is an equidigital number, since it uses as much as digits as its factorization.

23781480263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 44.

Adding to 23781480263 its reverse (36208418732), we get a palindrome (59989898995).

The spelling of 23781480263 in words is "twenty-three billion, seven hundred eighty-one million, four hundred eighty thousand, two hundred sixty-three".