38404040384 has 14 divisors (see below), whose sum is σ = 76208017764. Its totient is φ = 19202020160.

The previous prime is 38404040293. The next prime is 38404040407. The reversal of 38404040384 is 48304040483.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300031502 + ... + 300031629.

Almost surely, 2^38404040384 is an apocalyptic number.

It is an amenable number.

38404040384 is a deficient number, since it is larger than the sum of its proper divisors (37803977380).

38404040384 is an equidigital number, since it uses as much as digits as its factorization.

38404040384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600063143 (or 600063133 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 38.

Subtracting 38404040384 from its reverse (48304040483), we obtain a palindrome (9900000099).

It can be divided in two parts, 384040 and 40384, that added together give a palindrome (424424).

The spelling of 38404040384 in words is "thirty-eight billion, four hundred four million, forty thousand, three hundred eighty-four".