202113389828 has 24 divisors (see below), whose sum is σ = 405543496512. Its totient is φ = 86337870624.

The previous prime is 202113389791. The next prime is 202113389843. The reversal of 202113389828 is 828983311202.

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, 11747651 + ... + 11764842.

It is an arithmetic number, because the mean of its divisors is an integer number (16897645688).

Almost surely, 2^202113389828 is an apocalyptic number.

202113389828 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

202113389828 is an abundant number, since it is smaller than the sum of its proper divisors (203430106684).

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

202113389828 is a wasteful number, since it uses less digits than its factorization.

202113389828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23512811 (or 23512809 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 47.

The spelling of 202113389828 in words is "two hundred two billion, one hundred thirteen million, three hundred eighty-nine thousand, eight hundred twenty-eight".