838441809336 has 32 divisors (see below), whose sum is σ = 2096278381440. Its totient is φ = 279457422048.

The previous prime is 838441809229. The next prime is 838441809367. The reversal of 838441809336 is 633908144838.

838441809336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152196 + ... + 1733331.

It is an arithmetic number, because the mean of its divisors is an integer number (65508699420).

Almost surely, 2^838441809336 is an apocalyptic number.

It is an amenable number.

838441809336 is an abundant number, since it is smaller than the sum of its proper divisors (1257836572104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

838441809336 is a wasteful number, since it uses less digits than its factorization.

838441809336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2897643 (or 2897639 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 57.

The spelling of 838441809336 in words is "eight hundred thirty-eight billion, four hundred forty-one million, eight hundred nine thousand, three hundred thirty-six".