23423362655507 has 4 divisors (see below), whose sum is σ = 23424108820200. Its totient is φ = 23422616490816.

The previous prime is 23423362655417. The next prime is 23423362655509. The reversal of 23423362655507 is 70555626332432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23423362655507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23423362655509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373035257 + ... + 373098042.

It is an arithmetic number, because the mean of its divisors is an integer number (5856027205050).

Almost surely, 2^{23423362655507} is an apocalyptic number.

23423362655507 is a deficient number, since it is larger than the sum of its proper divisors (746164693).

23423362655507 is an equidigital number, since it uses as much as digits as its factorization.

23423362655507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746164692.

The product of its (nonzero) digits is 27216000, while the sum is 53.

Adding to 23423362655507 its reverse (70555626332432), we get a palindrome (93978988987939).

The spelling of 23423362655507 in words is "twenty-three trillion, four hundred twenty-three billion, three hundred sixty-two million, six hundred fifty-five thousand, five hundred seven".