20035568359 has 6 divisors (see below), whose sum is σ = 20536161320. Its totient is φ = 19546894320.

The previous prime is 20035568351. The next prime is 20035568407. The reversal of 20035568359 is 95386553002.

It is not a de Polignac number, because 20035568359 - 2³ = 20035568351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20035568351) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 5957739 + ... + 5961100.

Almost surely, 2^20035568359 is an apocalyptic number.

20035568359 is a deficient number, since it is larger than the sum of its proper divisors (500592961).

20035568359 is an equidigital number, since it uses as much as digits as its factorization.

20035568359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11918921 (or 11918880 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 20035568359 in words is "twenty billion, thirty-five million, five hundred sixty-eight thousand, three hundred fifty-nine".