12435156613242 has 64 divisors (see below), whose sum is σ = 30881098523520. Its totient is φ = 3676321238400.

The previous prime is 12435156613193. The next prime is 12435156613249. The reversal of 12435156613242 is 24231665153421.

12435156613242 is a `hidden beast` number, since 1 + 2 + 4 + 3 + 5 + 1 + 5 + 6 + 613 + 24 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (12435156613249) 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, 255275733 + ... + 255324440.

It is an arithmetic number, because the mean of its divisors is an integer number (482517164430).

Almost surely, 2^{12435156613242} is an apocalyptic number.

12435156613242 is an abundant number, since it is smaller than the sum of its proper divisors (18445941910278).

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

12435156613242 is a wasteful number, since it uses less digits than its factorization.

12435156613242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510600236 (or 510600230 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 12435156613242 in words is "twelve trillion, four hundred thirty-five billion, one hundred fifty-six million, six hundred thirteen thousand, two hundred forty-two".