23506020463 has 2 divisors, whose sum is σ = 23506020464. Its totient is φ = 23506020462.

The previous prime is 23506020457. The next prime is 23506020511. The reversal of 23506020463 is 36402060532.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23506020463 - 2⁵ = 23506020431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23506030463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11753010231 + 11753010232.

It is an arithmetic number, because the mean of its divisors is an integer number (11753010232).

Almost surely, 2^23506020463 is an apocalyptic number.

23506020463 is a deficient number, since it is larger than the sum of its proper divisors (1).

23506020463 is an equidigital number, since it uses as much as digits as its factorization.

23506020463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 23506020463 its reverse (36402060532), we get a palindrome (59908080995).

The spelling of 23506020463 in words is "twenty-three billion, five hundred six million, twenty thousand, four hundred sixty-three".