2582335138 has 4 divisors (see below), whose sum is σ = 3873502710. Its totient is φ = 1291167568.

The previous prime is 2582335127. The next prime is 2582335153. The reversal of 2582335138 is 8315332852.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1884688569 + 697646569 = 43413^2 + 26413^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2582335138.

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 as a sum of consecutive naturals, namely, 645583783 + ... + 645583786.

Almost surely, 2^2582335138 is an apocalyptic number.

2582335138 is a deficient number, since it is larger than the sum of its proper divisors (1291167572).

2582335138 is a wasteful number, since it uses less digits than its factorization.

2582335138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291167571.

The product of its digits is 172800, while the sum is 40.

The square root of 2582335138 is about 50816.6816901694. The cubic root of 2582335138 is about 1371.9476335528.

The spelling of 2582335138 in words is "two billion, five hundred eighty-two million, three hundred thirty-five thousand, one hundred thirty-eight".