325144142242 has 4 divisors (see below), whose sum is σ = 487716213366. Its totient is φ = 162572071120.

The previous prime is 325144142237. The next prime is 325144142303. The reversal of 325144142242 is 242241441523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 309348428481 + 15795713761 = 556191^2 + 125681^2 .

It is a junction number, because it is equal to n+sod(n) for n = 325144142198 and 325144142207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81286035559 + ... + 81286035562.

Almost surely, 2^325144142242 is an apocalyptic number.

325144142242 is a deficient number, since it is larger than the sum of its proper divisors (162572071124).

325144142242 is a wasteful number, since it uses less digits than its factorization.

325144142242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162572071123.

The product of its digits is 61440, while the sum is 34.

Adding to 325144142242 its reverse (242241441523), we get a palindrome (567385583765).

The spelling of 325144142242 in words is "three hundred twenty-five billion, one hundred forty-four million, one hundred forty-two thousand, two hundred forty-two".