23345555579 has 4 divisors (see below), whose sum is σ = 23345861760. Its totient is φ = 23345249400.

The previous prime is 23345555567. The next prime is 23345555599. The reversal of 23345555579 is 97555554332.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23345555579 - 2¹² = 23345551483 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 23345555579.

It is not an unprimeable number, because it can be changed into a prime (23345555599) 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 in 3 ways as a sum of consecutive naturals, for example, 62237 + ... + 224865.

It is an arithmetic number, because the mean of its divisors is an integer number (5836465440).

Almost surely, 2^23345555579 is an apocalyptic number.

23345555579 is a deficient number, since it is larger than the sum of its proper divisors (306181).

23345555579 is a wasteful number, since it uses less digits than its factorization.

23345555579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306180.

The product of its digits is 14175000, while the sum is 53.

The spelling of 23345555579 in words is "twenty-three billion, three hundred forty-five million, five hundred fifty-five thousand, five hundred seventy-nine".