23054400220015 has 4 divisors (see below), whose sum is σ = 27665280264024. Its totient is φ = 18443520176008.

The previous prime is 23054400220001. The next prime is 23054400220087. The reversal of 23054400220015 is 51002200445032.

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

It is a cyclic number.

It is not a de Polignac number, because 23054400220015 - 2¹¹ = 23054400217967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 2305440021997 + ... + 2305440022006.

It is an arithmetic number, because the mean of its divisors is an integer number (6916320066006).

Almost surely, 2^{23054400220015} is an apocalyptic number.

23054400220015 is a deficient number, since it is larger than the sum of its proper divisors (4610880044009).

23054400220015 is an equidigital number, since it uses as much as digits as its factorization.

23054400220015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4610880044008.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 23054400220015 its reverse (51002200445032), we get a palindrome (74056600665047).

The spelling of 23054400220015 in words is "twenty-three trillion, fifty-four billion, four hundred million, two hundred twenty thousand, fifteen".