2631164530 has 8 divisors (see below), whose sum is σ = 4736096172. Its totient is φ = 1052465808.

The previous prime is 2631164521. The next prime is 2631164533. The reversal of 2631164530 is 354611362.

It can be written as a sum of positive squares in 2 ways, for example, as 2235114729 + 396049801 = 47277^2 + 19901^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2631164492 and 2631164501.

It is not an unprimeable number, because it can be changed into a prime (2631164533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131558217 + ... + 131558236.

Almost surely, 2^2631164530 is an apocalyptic number.

2631164530 is a deficient number, since it is larger than the sum of its proper divisors (2104931642).

2631164530 is a wasteful number, since it uses less digits than its factorization.

2631164530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263116460.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2631164530 is about 51294.8782043588. The cubic root of 2631164530 is about 1380.5410834153.

Adding to 2631164530 its reverse (354611362), we get a palindrome (2985775892).

The spelling of 2631164530 in words is "two billion, six hundred thirty-one million, one hundred sixty-four thousand, five hundred thirty".