16516546125 has 64 divisors (see below), whose sum is σ = 28320095232. Its totient is φ = 8544076800.

The previous prime is 16516546097. The next prime is 16516546153. The reversal of 16516546125 is 52164561561.

It is an interprime number because it is at equal distance from previous prime (16516546097) and next prime (16516546153).

It is not a de Polignac number, because 16516546125 - 2⁵ = 16516546093 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1987479 + ... + 1995771.

It is an arithmetic number, because the mean of its divisors is an integer number (442501488).

Almost surely, 2^16516546125 is an apocalyptic number.

16516546125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16516546125 is a deficient number, since it is larger than the sum of its proper divisors (11803549107).

16516546125 is a wasteful number, since it uses less digits than its factorization.

16516546125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8471 (or 8461 counting only the distinct ones).

The product of its digits is 216000, while the sum is 42.

The spelling of 16516546125 in words is "sixteen billion, five hundred sixteen million, five hundred forty-six thousand, one hundred twenty-five".