2548661282 has 4 divisors (see below), whose sum is σ = 3822991926. Its totient is φ = 1274330640.

The previous prime is 2548661261. The next prime is 2548661293. The reversal of 2548661282 is 2821668452.

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., 1741476361 + 807184921 = 41731^2 + 28411^2 .

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 as a sum of consecutive naturals, namely, 637165319 + ... + 637165322.

Almost surely, 2^2548661282 is an apocalyptic number.

2548661282 is a deficient number, since it is larger than the sum of its proper divisors (1274330644).

2548661282 is a wasteful number, since it uses less digits than its factorization.

2548661282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274330643.

The product of its digits is 368640, while the sum is 44.

The square root of 2548661282 is about 50484.2676682548. The cubic root of 2548661282 is about 1365.9580874006.

It can be divided in two parts, 25486 and 61282, that added together give a palindrome (86768).

The spelling of 2548661282 in words is "two billion, five hundred forty-eight million, six hundred sixty-one thousand, two hundred eighty-two".