202053845684 has 6 divisors (see below), whose sum is σ = 353594229954. Its totient is φ = 101026922840.

The previous prime is 202053845641. The next prime is 202053845737. The reversal of 202053845684 is 486548350202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 177938861584 + 24114984100 = 421828^2 + 155290^2 .

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 as a sum of consecutive naturals, namely, 25256730707 + ... + 25256730714.

It is an arithmetic number, because the mean of its divisors is an integer number (58932371659).

Almost surely, 2^202053845684 is an apocalyptic number.

It is an amenable number.

202053845684 is a deficient number, since it is larger than the sum of its proper divisors (151540384270).

202053845684 is a wasteful number, since it uses less digits than its factorization.

202053845684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50513461425 (or 50513461423 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 47.

The spelling of 202053845684 in words is "two hundred two billion, fifty-three million, eight hundred forty-five thousand, six hundred eighty-four".