12504534235345 has 8 divisors (see below), whose sum is σ = 15005552186664. Its totient is φ = 10003553318784.

The previous prime is 12504534235327. The next prime is 12504534235439. The reversal of 12504534235345 is 54353243540521.

12504534235345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1844511664384 + 10660022570961 = 1358128^2 + 3264969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12504534235345 - 2⁵ = 12504534235313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12504534235295 and 12504534235304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8510374 + ... + 9870943.

It is an arithmetic number, because the mean of its divisors is an integer number (1875694023333).

Almost surely, 2^{12504534235345} is an apocalyptic number.

It is an amenable number.

12504534235345 is a deficient number, since it is larger than the sum of its proper divisors (2501017951319).

12504534235345 is a wasteful number, since it uses less digits than its factorization.

12504534235345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18517379.

The product of its (nonzero) digits is 4320000, while the sum is 46.

Adding to 12504534235345 its reverse (54353243540521), we get a palindrome (66857777775866).

The spelling of 12504534235345 in words is "twelve trillion, five hundred four billion, five hundred thirty-four million, two hundred thirty-five thousand, three hundred forty-five".