12354534242 has 8 divisors (see below), whose sum is σ = 18532865232. Its totient is φ = 6176912500.

The previous prime is 12354534239. The next prime is 12354534317. The reversal of 12354534242 is 24243545321.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131384 + ... + 204867.

It is an arithmetic number, because the mean of its divisors is an integer number (2316608154).

Almost surely, 2^12354534242 is an apocalyptic number.

12354534242 is a deficient number, since it is larger than the sum of its proper divisors (6178330990).

12354534242 is a wasteful number, since it uses less digits than its factorization.

12354534242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354624.

The product of its digits is 115200, while the sum is 35.

The spelling of 12354534242 in words is "twelve billion, three hundred fifty-four million, five hundred thirty-four thousand, two hundred forty-two".