23551330507 has 2 divisors, whose sum is σ = 23551330508. Its totient is φ = 23551330506.

The previous prime is 23551330463. The next prime is 23551330567. The reversal of 23551330507 is 70503315532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23551330507 - 2¹⁹ = 23550806219 is a prime.

It is not a weakly prime, because it can be changed into another prime (23551330567) 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, 11775665253 + 11775665254.

It is an arithmetic number, because the mean of its divisors is an integer number (11775665254).

Almost surely, 2^23551330507 is an apocalyptic number.

23551330507 is a deficient number, since it is larger than the sum of its proper divisors (1).

23551330507 is an equidigital number, since it uses as much as digits as its factorization.

23551330507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47250, while the sum is 34.

The spelling of 23551330507 in words is "twenty-three billion, five hundred fifty-one million, three hundred thirty thousand, five hundred seven".