12523307573 has 16 divisors (see below), whose sum is σ = 14683570176. Its totient is φ = 10457158320.

The previous prime is 12523307561. The next prime is 12523307617. The reversal of 12523307573 is 37570332521.

It is not a de Polignac number, because 12523307573 - 2¹⁸ = 12523045429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12523307543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60968 + ... + 169598.

It is an arithmetic number, because the mean of its divisors is an integer number (917723136).

Almost surely, 2^12523307573 is an apocalyptic number.

It is an amenable number.

12523307573 is a deficient number, since it is larger than the sum of its proper divisors (2160262603).

12523307573 is a wasteful number, since it uses less digits than its factorization.

12523307573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109064.

The product of its (nonzero) digits is 132300, while the sum is 38.

The spelling of 12523307573 in words is "twelve billion, five hundred twenty-three million, three hundred seven thousand, five hundred seventy-three".