16816038120 has 96 divisors (see below), whose sum is σ = 62459579520. Its totient is φ = 3843665280.

The previous prime is 16816038077. The next prime is 16816038131. The reversal of 16816038120 is 2183061861.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3333996 + ... + 3339035.

It is an arithmetic number, because the mean of its divisors is an integer number (650620620).

Almost surely, 2^16816038120 is an apocalyptic number.

16816038120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16816038120 is an abundant number, since it is smaller than the sum of its proper divisors (45643541400).

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

16816038120 is a wasteful number, since it uses less digits than its factorization.

16816038120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6673055 (or 6673048 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

Adding to 16816038120 its reverse (2183061861), we get a palindrome (18999099981).

The spelling of 16816038120 in words is "sixteen billion, eight hundred sixteen million, thirty-eight thousand, one hundred twenty".