28622488282 has 4 divisors (see below), whose sum is σ = 42933732426. Its totient is φ = 14311244140.

The previous prime is 28622488187. The next prime is 28622488283. The reversal of 28622488282 is 28288422682.

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., 21269597281 + 7352891001 = 145841^2 + 85749^2 .

It is not an unprimeable number, because it can be changed into a prime (28622488283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7155622069 + ... + 7155622072.

Almost surely, 2^28622488282 is an apocalyptic number.

28622488282 is a deficient number, since it is larger than the sum of its proper divisors (14311244144).

28622488282 is a wasteful number, since it uses less digits than its factorization.

28622488282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14311244143.

The product of its digits is 3145728, while the sum is 52.

The spelling of 28622488282 in words is "twenty-eight billion, six hundred twenty-two million, four hundred eighty-eight thousand, two hundred eighty-two".