202068806820 has 48 divisors (see below), whose sum is σ = 565850705280. Its totient is φ = 53879486976.

The previous prime is 202068806801. The next prime is 202068806867. The reversal of 202068806820 is 28608860202.

It is a super-4 number, since 4×202068806820⁴ (a number of 46 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434604 + ... + 770076.

It is an arithmetic number, because the mean of its divisors is an integer number (11788556360).

Almost surely, 2^202068806820 is an apocalyptic number.

202068806820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202068806820 is an abundant number, since it is smaller than the sum of its proper divisors (363781898460).

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

202068806820 is a wasteful number, since it uses less digits than its factorization.

202068806820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345524 (or 345522 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

The spelling of 202068806820 in words is "two hundred two billion, sixty-eight million, eight hundred six thousand, eight hundred twenty".