253602202242 has 8 divisors (see below), whose sum is σ = 507204404496. Its totient is φ = 84534067412.

The previous prime is 253602202241. The next prime is 253602202253. The reversal of 253602202242 is 242202206352.

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

253602202242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (253602202241) 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, 21133516848 + ... + 21133516859.

It is an arithmetic number, because the mean of its divisors is an integer number (63400550562).

Almost surely, 2^253602202242 is an apocalyptic number.

253602202242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

253602202242 is a wasteful number, since it uses less digits than its factorization.

253602202242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42267033712.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 253602202242 its reverse (242202206352), we get a palindrome (495804408594).

The spelling of 253602202242 in words is "two hundred fifty-three billion, six hundred two million, two hundred two thousand, two hundred forty-two".