2645814530 has 8 divisors (see below), whose sum is σ = 4762466172. Its totient is φ = 1058325808.

The previous prime is 2645814469. The next prime is 2645814541. The reversal of 2645814530 is 354185462.

It can be written as a sum of positive squares in 2 ways, for example, as 2645353489 + 461041 = 51433^2 + 679^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132290717 + ... + 132290736.

Almost surely, 2^2645814530 is an apocalyptic number.

2645814530 is a deficient number, since it is larger than the sum of its proper divisors (2116651642).

2645814530 is a wasteful number, since it uses less digits than its factorization.

2645814530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264581460.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 2645814530 is about 51437.4817618437. The cubic root of 2645814530 is about 1383.0985702480.

Adding to 2645814530 its reverse (354185462), we get a palindrome (2999999992).

The spelling of 2645814530 in words is "two billion, six hundred forty-five million, eight hundred fourteen thousand, five hundred thirty".