2631353128 has 16 divisors (see below), whose sum is σ = 4955525280. Its totient is φ = 1309879728.

The previous prime is 2631353089. The next prime is 2631353159. The reversal of 2631353128 is 8213531362.

It is a junction number, because it is equal to n+sod(n) for n = 2631353093 and 2631353102.

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, 722676 + ... + 726307.

It is an arithmetic number, because the mean of its divisors is an integer number (309720330).

Almost surely, 2^2631353128 is an apocalyptic number.

It is an amenable number.

2631353128 is a deficient number, since it is larger than the sum of its proper divisors (2324172152).

2631353128 is a wasteful number, since it uses less digits than its factorization.

2631353128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449216 (or 1449212 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 2631353128 is about 51296.7165420946. The cubic root of 2631353128 is about 1380.5740676781.

The spelling of 2631353128 in words is "two billion, six hundred thirty-one million, three hundred fifty-three thousand, one hundred twenty-eight".