4131220516 has 24 divisors (see below), whose sum is σ = 7434861336. Its totient is φ = 2007367680.

The previous prime is 4131220441. The next prime is 4131220531. The reversal of 4131220516 is 6150221314.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1789628416 + 2341592100 = 42304^2 + 48390^2 .

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 7 ways as a sum of consecutive naturals, for example, 6861 + ... + 91156.

It is an arithmetic number, because the mean of its divisors is an integer number (309785889).

Almost surely, 2^4131220516 is an apocalyptic number.

It is an amenable number.

4131220516 is a deficient number, since it is larger than the sum of its proper divisors (3303640820).

4131220516 is a wasteful number, since it uses less digits than its factorization.

4131220516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98319 (or 98317 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 4131220516 is about 64274.5713015653. The cubic root of 4131220516 is about 1604.5729224736.

The spelling of 4131220516 in words is "four billion, one hundred thirty-one million, two hundred twenty thousand, five hundred sixteen".