2020350336685 has 8 divisors (see below), whose sum is σ = 2430652849560. Its totient is φ = 1612125305664.

The previous prime is 2020350336677. The next prime is 2020350336689. The reversal of 2020350336685 is 5866330530202.

It can be written as a sum of positive squares in 4 ways, for example, as 23764380649 + 1996585956036 = 154157^2 + 1413006^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2020350336685 - 2³ = 2020350336677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020350336689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519368322 + ... + 519372211.

It is an arithmetic number, because the mean of its divisors is an integer number (303831606195).

Almost surely, 2^{2020350336685} is an apocalyptic number.

It is an amenable number.

2020350336685 is a deficient number, since it is larger than the sum of its proper divisors (410302512875).

2020350336685 is a wasteful number, since it uses less digits than its factorization.

2020350336685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038740927.

The product of its (nonzero) digits is 777600, while the sum is 43.

Adding to 2020350336685 its reverse (5866330530202), we get a palindrome (7886680866887).

The spelling of 2020350336685 in words is "two trillion, twenty billion, three hundred fifty million, three hundred thirty-six thousand, six hundred eighty-five".