39889363436 has 48 divisors (see below), whose sum is σ = 75643466976. Its totient is φ = 18296323584.

The previous prime is 39889363369. The next prime is 39889363441. The reversal of 39889363436 is 63436398893.

39889363436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×39889363436² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7280330 + ... + 7285806.

It is an arithmetic number, because the mean of its divisors is an integer number (1575905562).

Almost surely, 2^39889363436 is an apocalyptic number.

It is an amenable number.

39889363436 is a deficient number, since it is larger than the sum of its proper divisors (35754103540).

39889363436 is a wasteful number, since it uses less digits than its factorization.

39889363436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6338 (or 6336 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 62.

The spelling of 39889363436 in words is "thirty-nine billion, eight hundred eighty-nine million, three hundred sixty-three thousand, four hundred thirty-six".