3125271216 has 20 divisors (see below), whose sum is σ = 8073617432. Its totient is φ = 1041757056.

The previous prime is 3125271203. The next prime is 3125271239. The reversal of 3125271216 is 6121725213.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32554861 + ... + 32554956.

Almost surely, 2^3125271216 is an apocalyptic number.

It is an amenable number.

3125271216 is an abundant number, since it is smaller than the sum of its proper divisors (4948346216).

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

3125271216 is a wasteful number, since it uses less digits than its factorization.

3125271216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65109828 (or 65109822 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 3125271216 is about 55904.1252145135. The cubic root of 3125271216 is about 1462.0511633706.

Adding to 3125271216 its reverse (6121725213), we get a palindrome (9246996429).

The spelling of 3125271216 in words is "three billion, one hundred twenty-five million, two hundred seventy-one thousand, two hundred sixteen".