12315360412523 has 32 divisors (see below), whose sum is σ = 14859381312000. Its totient is φ = 9970836535296.

The previous prime is 12315360412393. The next prime is 12315360412549. The reversal of 12315360412523 is 32521406351321.

It is not a de Polignac number, because 12315360412523 - 2¹² = 12315360408427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12315360417523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81916340 + ... + 82066542.

It is an arithmetic number, because the mean of its divisors is an integer number (464355666000).

Almost surely, 2^{12315360412523} is an apocalyptic number.

12315360412523 is a deficient number, since it is larger than the sum of its proper divisors (2544020899477).

12315360412523 is a wasteful number, since it uses less digits than its factorization.

12315360412523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152051.

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 12315360412523 its reverse (32521406351321), we get a palindrome (44836766763844).

The spelling of 12315360412523 in words is "twelve trillion, three hundred fifteen billion, three hundred sixty million, four hundred twelve thousand, five hundred twenty-three".