3116981376 has 96 divisors (see below), whose sum is σ = 9188344620. Its totient is φ = 1013637120.

The previous prime is 3116981359. The next prime is 3116981389. The reversal of 3116981376 is 6731896113.

It can be written as a sum of positive squares in 2 ways, for example, as 3044390976 + 72590400 = 55176^2 + 8520^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14236 + ... + 80228.

Almost surely, 2^3116981376 is an apocalyptic number.

3116981376 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3116981376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4594172310).

3116981376 is an abundant number, since it is smaller than the sum of its proper divisors (6071363244).

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

3116981376 is a wasteful number, since it uses less digits than its factorization.

3116981376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66054 (or 66039 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 3116981376 is about 55829.9326168320. The cubic root of 3116981376 is about 1460.7573127442.

It can be divided in two parts, 31169813 and 76, that added together give a square (31169889 = 5583²).

The spelling of 3116981376 in words is "three billion, one hundred sixteen million, nine hundred eighty-one thousand, three hundred seventy-six".