20038435339 has 16 divisors (see below), whose sum is σ = 21646824192. Its totient is φ = 18439712928.

The previous prime is 20038435303. The next prime is 20038435349. The reversal of 20038435339 is 93353483002.

It is a happy number.

It is not a de Polignac number, because 20038435339 - 2⁹ = 20038434827 is a prime.

It is a super-3 number, since 3×20038435339³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20038435349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8268882 + ... + 8271304.

It is an arithmetic number, because the mean of its divisors is an integer number (1352926512).

Almost surely, 2^20038435339 is an apocalyptic number.

20038435339 is a deficient number, since it is larger than the sum of its proper divisors (1608388853).

20038435339 is a wasteful number, since it uses less digits than its factorization.

20038435339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4146.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 20038435339 in words is "twenty billion, thirty-eight million, four hundred thirty-five thousand, three hundred thirty-nine".