28416506724 has 24 divisors (see below), whose sum is σ = 73672425120. Its totient is φ = 9472168872.

The previous prime is 28416506687. The next prime is 28416506731. The reversal of 28416506724 is 42760561482.

It is a self number, because there is not a number n which added to its sum of digits gives 28416506724.

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 7 ways as a sum of consecutive naturals, for example, 131557794 + ... + 131558009.

It is an arithmetic number, because the mean of its divisors is an integer number (3069684380).

Almost surely, 2^28416506724 is an apocalyptic number.

It is an amenable number.

28416506724 is an abundant number, since it is smaller than the sum of its proper divisors (45255918396).

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

28416506724 is a wasteful number, since it uses less digits than its factorization.

28416506724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263115816 (or 263115808 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 28416506724 in words is "twenty-eight billion, four hundred sixteen million, five hundred six thousand, seven hundred twenty-four".