12523145513034 has 32 divisors (see below), whose sum is σ = 26974412990784. Its totient is φ = 3853063514880.

The previous prime is 12523145513027. The next prime is 12523145513111. The reversal of 12523145513034 is 43031554132521.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 12523145512983 and 12523145513001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2987679 + ... + 5828594.

It is an arithmetic number, because the mean of its divisors is an integer number (842950405962).

Almost surely, 2^{12523145513034} is an apocalyptic number.

12523145513034 is an abundant number, since it is smaller than the sum of its proper divisors (14451267477750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12523145513034 is a wasteful number, since it uses less digits than its factorization.

12523145513034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8834502.

The product of its (nonzero) digits is 216000, while the sum is 39.

Adding to 12523145513034 its reverse (43031554132521), we get a palindrome (55554699645555).

The spelling of 12523145513034 in words is "twelve trillion, five hundred twenty-three billion, one hundred forty-five million, five hundred thirteen thousand, thirty-four".