28700654084 has 12 divisors (see below), whose sum is σ = 50695548624. Its totient is φ = 14216211624.

The previous prime is 28700654071. The next prime is 28700654089. The reversal of 28700654084 is 48045600782.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (28700654089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33528374 + ... + 33529229.

It is an arithmetic number, because the mean of its divisors is an integer number (4224629052).

Almost surely, 2^28700654084 is an apocalyptic number.

It is an amenable number.

28700654084 is a deficient number, since it is larger than the sum of its proper divisors (21994894540).

28700654084 is a wasteful number, since it uses less digits than its factorization.

28700654084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67057714 (or 67057712 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 28700654084 in words is "twenty-eight billion, seven hundred million, six hundred fifty-four thousand, eighty-four".