38440173120 has 112 divisors (see below), whose sum is σ = 122114755008. Its totient is φ = 10245068800.

The previous prime is 38440173103. The next prime is 38440173137. The reversal of 38440173120 is 2137104483.

38440173120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (38440173103) and next prime (38440173137).

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, 1907095 + ... + 1927145.

Almost surely, 2^38440173120 is an apocalyptic number.

38440173120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38440173120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61057377504).

38440173120 is an abundant number, since it is smaller than the sum of its proper divisors (83674581888).

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

38440173120 is a wasteful number, since it uses less digits than its factorization.

38440173120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22068 (or 22058 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 38440173120 in words is "thirty-eight billion, four hundred forty million, one hundred seventy-three thousand, one hundred twenty".