202202442440 has 64 divisors (see below), whose sum is σ = 481814904960. Its totient is φ = 76107893760.

The previous prime is 202202442437. The next prime is 202202442487. The reversal of 202202442440 is 44244202202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3673925 + ... + 3728555.

It is an arithmetic number, because the mean of its divisors is an integer number (7528357890).

Almost surely, 2^202202442440 is an apocalyptic number.

202202442440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202202442440 is an abundant number, since it is smaller than the sum of its proper divisors (279612462520).

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

202202442440 is a wasteful number, since it uses less digits than its factorization.

202202442440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60102 (or 60098 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 202202442440 its reverse (44244202202), we get a palindrome (246446644642).

The spelling of 202202442440 in words is "two hundred two billion, two hundred two million, four hundred forty-two thousand, four hundred forty".