23012356543163 has 4 divisors (see below), whose sum is σ = 24782537815728. Its totient is φ = 21242175270600.

The previous prime is 23012356543153. The next prime is 23012356543177. The reversal of 23012356543163 is 36134565321032.

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 23012356543163 - 2¹⁰ = 23012356542139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23012356543153) 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, 885090636263 + ... + 885090636288.

It is an arithmetic number, because the mean of its divisors is an integer number (6195634453932).

Almost surely, 2^{23012356543163} is an apocalyptic number.

23012356543163 is a deficient number, since it is larger than the sum of its proper divisors (1770181272565).

23012356543163 is a wasteful number, since it uses less digits than its factorization.

23012356543163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770181272564.

The product of its (nonzero) digits is 1166400, while the sum is 44.

The spelling of 23012356543163 in words is "twenty-three trillion, twelve billion, three hundred fifty-six million, five hundred forty-three thousand, one hundred sixty-three".