28254652862 has 4 divisors (see below), whose sum is σ = 42381979296. Its totient is φ = 14127326430.

The previous prime is 28254652837. The next prime is 28254652871. The reversal of 28254652862 is 26825645282.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26825645282 = 2 ⋅13412822641.

It is a self number, because there is not a number n which added to its sum of digits gives 28254652862.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7063663214 + ... + 7063663217.

It is an arithmetic number, because the mean of its divisors is an integer number (10595494824).

Almost surely, 2^28254652862 is an apocalyptic number.

28254652862 is a deficient number, since it is larger than the sum of its proper divisors (14127326434).

28254652862 is a wasteful number, since it uses less digits than its factorization.

28254652862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14127326433.

The product of its digits is 3686400, while the sum is 50.

The spelling of 28254652862 in words is "twenty-eight billion, two hundred fifty-four million, six hundred fifty-two thousand, eight hundred sixty-two".