28114540408 has 16 divisors (see below), whose sum is σ = 52716625560. Its totient is φ = 14056773600.

The previous prime is 28114540343. The next prime is 28114540411. The reversal of 28114540408 is 80404541182.

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 in 3 ways as a sum of consecutive naturals, for example, 309043 + ... + 389533.

Almost surely, 2^28114540408 is an apocalyptic number.

It is an amenable number.

28114540408 is a deficient number, since it is larger than the sum of its proper divisors (24602085152).

28114540408 is a wasteful number, since it uses less digits than its factorization.

28114540408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124158 (or 124154 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 37.

The spelling of 28114540408 in words is "twenty-eight billion, one hundred fourteen million, five hundred forty thousand, four hundred eight".