28473812700 has 36 divisors (see below), whose sum is σ = 82384232280. Its totient is φ = 7593016640.

The previous prime is 28473812687. The next prime is 28473812747. The reversal of 28473812700 is 721837482.

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 11 ways as a sum of consecutive naturals, for example, 47456055 + ... + 47456654.

Almost surely, 2^28473812700 is an apocalyptic number.

28473812700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28473812700 is an abundant number, since it is smaller than the sum of its proper divisors (53910419580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28473812700 is a wasteful number, since it uses less digits than its factorization.

28473812700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94912726 (or 94912719 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The spelling of 28473812700 in words is "twenty-eight billion, four hundred seventy-three million, eight hundred twelve thousand, seven hundred".