16003516125 has 32 divisors (see below), whose sum is σ = 26729015040. Its totient is φ = 8503425600.

The previous prime is 16003516093. The next prime is 16003516163. The reversal of 16003516125 is 52161530061.

It is not a de Polignac number, because 16003516125 - 2⁵ = 16003516093 is a prime.

It is a super-2 number, since 2×16003516125² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16003516092 and 16003516101.

It is a congruent number.

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, 21552 + ... + 180198.

It is an arithmetic number, because the mean of its divisors is an integer number (835281720).

Almost surely, 2^16003516125 is an apocalyptic number.

16003516125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16003516125 is a deficient number, since it is larger than the sum of its proper divisors (10725498915).

16003516125 is a wasteful number, since it uses less digits than its factorization.

16003516125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158934 (or 158924 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 16003516125 in words is "sixteen billion, three million, five hundred sixteen thousand, one hundred twenty-five".