28275696824 has 8 divisors (see below), whose sum is σ = 53016931560. Its totient is φ = 14137848408.

The previous prime is 28275696791. The next prime is 28275696853. The reversal of 28275696824 is 42869657282.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1767231044 + ... + 1767231059.

It is an arithmetic number, because the mean of its divisors is an integer number (6627116445).

Almost surely, 2^28275696824 is an apocalyptic number.

It is an amenable number.

28275696824 is a deficient number, since it is larger than the sum of its proper divisors (24741234736).

28275696824 is a wasteful number, since it uses less digits than its factorization.

28275696824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534462109 (or 3534462105 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 59.

The spelling of 28275696824 in words is "twenty-eight billion, two hundred seventy-five million, six hundred ninety-six thousand, eight hundred twenty-four".