202056808436 has 24 divisors (see below), whose sum is σ = 411738405120. Its totient is φ = 84961891872.

The previous prime is 202056808423. The next prime is 202056808439. The reversal of 202056808436 is 634808650202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202056808439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68076956 + ... + 68079923.

It is an arithmetic number, because the mean of its divisors is an integer number (17155766880).

Almost surely, 2^202056808436 is an apocalyptic number.

It is an amenable number.

202056808436 is an abundant number, since it is smaller than the sum of its proper divisors (209681596684).

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

202056808436 is a wasteful number, since it uses less digits than its factorization.

202056808436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136156943 (or 136156941 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 202056808436 in words is "two hundred two billion, fifty-six million, eight hundred eight thousand, four hundred thirty-six".