16005074172 has 24 divisors (see below), whose sum is σ = 37354012416. Its totient is φ = 5333761968.

The previous prime is 16005074149. The next prime is 16005074179. The reversal of 16005074172 is 27147050061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16005074179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104308 + ... + 207099.

It is an arithmetic number, because the mean of its divisors is an integer number (1556417184).

Almost surely, 2^16005074172 is an apocalyptic number.

16005074172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16005074172 is an abundant number, since it is smaller than the sum of its proper divisors (21348938244).

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

16005074172 is a wasteful number, since it uses less digits than its factorization.

16005074172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315697 (or 315695 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 16005074172 in words is "sixteen billion, five million, seventy-four thousand, one hundred seventy-two".