252002322425242 has 4 divisors (see below), whose sum is σ = 378003483637866. Its totient is φ = 126001161212620.

The previous prime is 252002322425219. The next prime is 252002322425317. The reversal of 252002322425242 is 242524223200252.

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., 162854376396481 + 89147946028761 = 12761441^2 + 9441819^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63000580606309 + ... + 63000580606312.

Almost surely, 2^{252002322425242} is an apocalyptic number.

252002322425242 is a deficient number, since it is larger than the sum of its proper divisors (126001161212624).

252002322425242 is a wasteful number, since it uses less digits than its factorization.

252002322425242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126001161212623.

The product of its (nonzero) digits is 307200, while the sum is 37.

Adding to 252002322425242 its reverse (242524223200252), we get a palindrome (494526545625494).

The spelling of 252002322425242 in words is "two hundred fifty-two trillion, two billion, three hundred twenty-two million, four hundred twenty-five thousand, two hundred forty-two".