202398439822 has 16 divisors (see below), whose sum is σ = 304323425280. Its totient is φ = 100957359672.

The previous prime is 202398439787. The next prime is 202398439847. The reversal of 202398439822 is 228934893202.

It is a self number, because there is not a number n which added to its sum of digits gives 202398439822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12182173 + ... + 12198775.

It is an arithmetic number, because the mean of its divisors is an integer number (19020214080).

Almost surely, 2^202398439822 is an apocalyptic number.

202398439822 is a deficient number, since it is larger than the sum of its proper divisors (101924985458).

202398439822 is a wasteful number, since it uses less digits than its factorization.

202398439822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30807.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 202398439822 in words is "two hundred two billion, three hundred ninety-eight million, four hundred thirty-nine thousand, eight hundred twenty-two".