12413661261524 has 6 divisors (see below), whose sum is σ = 21723907207674. Its totient is φ = 6206830630760.

The previous prime is 12413661261499. The next prime is 12413661261527. The reversal of 12413661261524 is 42516216631421.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12401793337924 + 11867923600 = 3521618^2 + 108940^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12413661261527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551707657687 + ... + 1551707657694.

It is an arithmetic number, because the mean of its divisors is an integer number (3620651201279).

Almost surely, 2^{12413661261524} is an apocalyptic number.

It is an amenable number.

12413661261524 is a deficient number, since it is larger than the sum of its proper divisors (9310245946150).

12413661261524 is a wasteful number, since it uses less digits than its factorization.

12413661261524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103415315385 (or 3103415315383 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

Adding to 12413661261524 its reverse (42516216631421), we get a palindrome (54929877892945).

The spelling of 12413661261524 in words is "twelve trillion, four hundred thirteen billion, six hundred sixty-one million, two hundred sixty-one thousand, five hundred twenty-four".