16038051720 has 128 divisors (see below), whose sum is σ = 48798547200. Its totient is φ = 4216356864.

The previous prime is 16038051703. The next prime is 16038051739. The reversal of 16038051720 is 2715083061.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2877096 + ... + 2882664.

It is an arithmetic number, because the mean of its divisors is an integer number (381238650).

Almost surely, 2^16038051720 is an apocalyptic number.

16038051720 is a gapful number since it is divisible by the number (10) 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 16038051720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24399273600).

16038051720 is an abundant number, since it is smaller than the sum of its proper divisors (32760495480).

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

16038051720 is a wasteful number, since it uses less digits than its factorization.

16038051720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5919 (or 5915 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 16038051720 in words is "sixteen billion, thirty-eight million, fifty-one thousand, seven hundred twenty".