202440004242 has 64 divisors (see below), whose sum is σ = 484924627200. Its totient is φ = 56276736768.

The previous prime is 202440004219. The next prime is 202440004253. The reversal of 202440004242 is 242400044202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1253143 + ... + 1405434.

It is an arithmetic number, because the mean of its divisors is an integer number (7576947300).

Almost surely, 2^202440004242 is an apocalyptic number.

202440004242 is an abundant number, since it is smaller than the sum of its proper divisors (282484622958).

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

202440004242 is a wasteful number, since it uses less digits than its factorization.

202440004242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2658640 (or 2658626 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 202440004242 its reverse (242400044202), we get a palindrome (444840048444).

The spelling of 202440004242 in words is "two hundred two billion, four hundred forty million, four thousand, two hundred forty-two".