23530436407 has 2 divisors, whose sum is σ = 23530436408. Its totient is φ = 23530436406.

The previous prime is 23530436383. The next prime is 23530436453. The reversal of 23530436407 is 70463403532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23530436407 - 2²³ = 23522047799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23530436477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11765218203 + 11765218204.

It is an arithmetic number, because the mean of its divisors is an integer number (11765218204).

Almost surely, 2^23530436407 is an apocalyptic number.

23530436407 is a deficient number, since it is larger than the sum of its proper divisors (1).

23530436407 is an equidigital number, since it uses as much as digits as its factorization.

23530436407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 37.

Adding to 23530436407 its reverse (70463403532), we get a palindrome (93993839939).

The spelling of 23530436407 in words is "twenty-three billion, five hundred thirty million, four hundred thirty-six thousand, four hundred seven".