12342432052 has 6 divisors (see below), whose sum is σ = 21599256098. Its totient is φ = 6171216024.

The previous prime is 12342431909. The next prime is 12342432071. The reversal of 12342432052 is 25023424321.

It can be written as a sum of positive squares in only one way, i.e., 11727590436 + 614841616 = 108294^2 + 24796^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12342432052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1542804003 + ... + 1542804010.

Almost surely, 2^12342432052 is an apocalyptic number.

It is an amenable number.

12342432052 is a deficient number, since it is larger than the sum of its proper divisors (9256824046).

12342432052 is a wasteful number, since it uses less digits than its factorization.

12342432052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3085608017 (or 3085608015 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 12342432052 its reverse (25023424321), we get a palindrome (37365856373).

The spelling of 12342432052 in words is "twelve billion, three hundred forty-two million, four hundred thirty-two thousand, fifty-two".