3161044216 has 32 divisors (see below), whose sum is σ = 6482130480. Its totient is φ = 1433203200.

The previous prime is 3161044171. The next prime is 3161044223. The reversal of 3161044216 is 6124401613.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10305 + ... + 80176.

Almost surely, 2^3161044216 is an apocalyptic number.

It is an amenable number.

3161044216 is an abundant number, since it is smaller than the sum of its proper divisors (3321086264).

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

3161044216 is a wasteful number, since it uses less digits than its factorization.

3161044216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90895 (or 90891 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3161044216 is about 56223.1644075643. The cubic root of 3161044216 is about 1467.6084047820.

Adding to 3161044216 its reverse (6124401613), we get a palindrome (9285445829).

The spelling of 3161044216 in words is "three billion, one hundred sixty-one million, forty-four thousand, two hundred sixteen".