2131041616 has 40 divisors (see below), whose sum is σ = 4506836544. Its totient is φ = 968098560.

The previous prime is 2131041593. The next prime is 2131041667. The reversal of 2131041616 is 6161401312.

It is a super-3 number, since 3×2131041616³ (a number of 29 digits) contains 333 as substring.

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, 602445 + ... + 605971.

Almost surely, 2^2131041616 is an apocalyptic number.

It is an amenable number.

2131041616 is an abundant number, since it is smaller than the sum of its proper divisors (2375794928).

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

2131041616 is a wasteful number, since it uses less digits than its factorization.

2131041616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6979 (or 6973 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2131041616 is about 46163.2063011225. The cubic root of 2131041616 is about 1286.8580499886.

Adding to 2131041616 its reverse (6161401312), we get a palindrome (8292442928).

It can be divided in two parts, 21310 and 41616, that added together give a palindrome (62926).

The spelling of 2131041616 in words is "two billion, one hundred thirty-one million, forty-one thousand, six hundred sixteen".