23054515135423 has 4 divisors (see below), whose sum is σ = 23054525726400. Its totient is φ = 23054504544448.

The previous prime is 23054515135403. The next prime is 23054515135447. The reversal of 23054515135423 is 32453151545032.

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 23054515135423 - 2⁵ = 23054515135391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23054515135423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23054515135403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702223 + ... + 6826576.

It is an arithmetic number, because the mean of its divisors is an integer number (5763631431600).

Almost surely, 2^{23054515135423} is an apocalyptic number.

23054515135423 is a deficient number, since it is larger than the sum of its proper divisors (10590977).

23054515135423 is an equidigital number, since it uses as much as digits as its factorization.

23054515135423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10590976.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 23054515135423 in words is "twenty-three trillion, fifty-four billion, five hundred fifteen million, one hundred thirty-five thousand, four hundred twenty-three".