3216506125 has 32 divisors (see below), whose sum is σ = 4596134400. Its totient is φ = 2201529600.

The previous prime is 3216506107. The next prime is 3216506159. The reversal of 3216506125 is 5216056123.

It is not a de Polignac number, because 3216506125 - 2⁷ = 3216505997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 515776 + ... + 521974.

It is an arithmetic number, because the mean of its divisors is an integer number (143629200).

Almost surely, 2^3216506125 is an apocalyptic number.

3216506125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3216506125 is a deficient number, since it is larger than the sum of its proper divisors (1379628275).

3216506125 is an equidigital number, since it uses as much as digits as its factorization.

3216506125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6814 (or 6804 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 3216506125 is about 56714.2497525975. The cubic root of 3216506125 is about 1476.1419673144.

The spelling of 3216506125 in words is "three billion, two hundred sixteen million, five hundred six thousand, one hundred twenty-five".