20336837038 has 16 divisors (see below), whose sum is σ = 36378938880. Its totient is φ = 8336839896.

The previous prime is 20336837033. The next prime is 20336837041. The reversal of 20336837038 is 83073863302.

It is a super-3 number, since 3×20336837038³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 20336836985 and 20336837003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20336837033) 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 7 ways as a sum of consecutive naturals, for example, 31578618 + ... + 31579261.

It is an arithmetic number, because the mean of its divisors is an integer number (2273683680).

Almost surely, 2^20336837038 is an apocalyptic number.

20336837038 is a deficient number, since it is larger than the sum of its proper divisors (16042101842).

20336837038 is a wasteful number, since it uses less digits than its factorization.

20336837038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63157911.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 20336837038 in words is "twenty billion, three hundred thirty-six million, eight hundred thirty-seven thousand, thirty-eight".