2644762130 has 16 divisors (see below), whose sum is σ = 4767657624. Its totient is φ = 1056330240.

The previous prime is 2644762129. The next prime is 2644762147. The reversal of 2644762130 is 312674462.

It can be written as a sum of positive squares in 4 ways, for example, as 1197644449 + 1447117681 = 34607^2 + 38041^2 .

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 7 ways as a sum of consecutive naturals, for example, 189761 + ... + 203220.

Almost surely, 2^2644762130 is an apocalyptic number.

2644762130 is a deficient number, since it is larger than the sum of its proper divisors (2122895494).

2644762130 is a wasteful number, since it uses less digits than its factorization.

2644762130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393661.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 2644762130 is about 51427.2508501086. The cubic root of 2644762130 is about 1382.9151653581.

The spelling of 2644762130 in words is "two billion, six hundred forty-four million, seven hundred sixty-two thousand, one hundred thirty".