28321453682 has 8 divisors (see below), whose sum is σ = 42483749616. Its totient is φ = 14160203812.

The previous prime is 28321453663. The next prime is 28321453697. The reversal of 28321453682 is 28635412382.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189908 + ... + 304479.

It is an arithmetic number, because the mean of its divisors is an integer number (5310468702).

Almost surely, 2^28321453682 is an apocalyptic number.

28321453682 is a deficient number, since it is larger than the sum of its proper divisors (14162295934).

28321453682 is a wasteful number, since it uses less digits than its factorization.

28321453682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523032.

The product of its digits is 552960, while the sum is 44.

The spelling of 28321453682 in words is "twenty-eight billion, three hundred twenty-one million, four hundred fifty-three thousand, six hundred eighty-two".