38338903400 has 144 divisors (see below), whose sum is σ = 103936919040. Its totient is φ = 13113609600.

The previous prime is 38338903381. The next prime is 38338903433. The reversal of 38338903400 is 430983383.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4336985 + ... + 4345815.

It is an arithmetic number, because the mean of its divisors is an integer number (721784160).

Almost surely, 2^38338903400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38338903400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51968459520).

38338903400 is an abundant number, since it is smaller than the sum of its proper divisors (65598015640).

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

38338903400 is a wasteful number, since it uses less digits than its factorization.

38338903400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9304 (or 9288 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 38338903400 in words is "thirty-eight billion, three hundred thirty-eight million, nine hundred three thousand, four hundred".