242152001523442 has 8 divisors (see below), whose sum is σ = 371675165129136. Its totient is φ = 118260279813732.

The previous prime is 242152001523389. The next prime is 242152001523449. The reversal of 242152001523442 is 244325100251242.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (242152001523449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1407860473888 + ... + 1407860474059.

It is an arithmetic number, because the mean of its divisors is an integer number (46459395641142).

Almost surely, 2^{242152001523442} is an apocalyptic number.

242152001523442 is a deficient number, since it is larger than the sum of its proper divisors (129523163605694).

242152001523442 is a wasteful number, since it uses less digits than its factorization.

242152001523442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815720947992.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 242152001523442 its reverse (244325100251242), we get a palindrome (486477101774684).

The spelling of 242152001523442 in words is "two hundred forty-two trillion, one hundred fifty-two billion, one million, five hundred twenty-three thousand, four hundred forty-two".