3133162820 has 12 divisors (see below), whose sum is σ = 6579641964. Its totient is φ = 1253265120.

The previous prime is 3133162819. The next prime is 3133162861. The reversal of 3133162820 is 282613313.

It can be written as a sum of positive squares in 2 ways, for example, as 942735616 + 2190427204 = 30704^2 + 46802^2 .

It is a super-3 number, since 3×3133162820³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78329051 + ... + 78329090.

It is an arithmetic number, because the mean of its divisors is an integer number (548303497).

Almost surely, 2^3133162820 is an apocalyptic number.

It is an amenable number.

3133162820 is an abundant number, since it is smaller than the sum of its proper divisors (3446479144).

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

3133162820 is a wasteful number, since it uses less digits than its factorization.

3133162820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156658150 (or 156658148 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3133162820 is about 55974.6623035816. The cubic root of 3133162820 is about 1463.2807346260.

The spelling of 3133162820 in words is "three billion, one hundred thirty-three million, one hundred sixty-two thousand, eight hundred twenty".