202011204688 has 160 divisors (see below), whose sum is σ = 421659012096. Its totient is φ = 93549840384.

The previous prime is 202011204643. The next prime is 202011204709. The reversal of 202011204688 is 886402110202.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 369307231 + ... + 369307777.

Almost surely, 2^202011204688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202011204688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210829506048).

202011204688 is an abundant number, since it is smaller than the sum of its proper divisors (219647807408).

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

202011204688 is a wasteful number, since it uses less digits than its factorization.

202011204688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

The spelling of 202011204688 in words is "two hundred two billion, eleven million, two hundred four thousand, six hundred eighty-eight".