23543503522273 has 4 divisors (see below), whose sum is σ = 26906861168320. Its totient is φ = 20180145876228.

The previous prime is 23543503522271. The next prime is 23543503522337. The reversal of 23543503522273 is 37222530534532.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23543503522273 - 2¹ = 23543503522271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23543503522271) 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, 1681678823013 + ... + 1681678823026.

It is an arithmetic number, because the mean of its divisors is an integer number (6726715292080).

Almost surely, 2^{23543503522273} is an apocalyptic number.

It is an amenable number.

23543503522273 is a deficient number, since it is larger than the sum of its proper divisors (3363357646047).

23543503522273 is an equidigital number, since it uses as much as digits as its factorization.

23543503522273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3363357646046.

The product of its (nonzero) digits is 4536000, while the sum is 46.

The spelling of 23543503522273 in words is "twenty-three trillion, five hundred forty-three billion, five hundred three million, five hundred twenty-two thousand, two hundred seventy-three".