28104510736 has 15 divisors (see below), whose sum is σ = 54453788823. Its totient is φ = 14051920080.

The previous prime is 28104510719. The next prime is 28104510743. The reversal of 28104510736 is 63701540182.

The square root of 28104510736 is 167644.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 28104510695 and 28104510704.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 649621 + ... + 691531.

Almost surely, 2^28104510736 is an apocalyptic number.

28104510736 is the 167644-th square number.

It is an amenable number.

28104510736 is a deficient number, since it is larger than the sum of its proper divisors (26349278087).

28104510736 is an frugal number, since it uses more digits than its factorization.

28104510736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83830 (or 41913 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 28104510736 in words is "twenty-eight billion, one hundred four million, five hundred ten thousand, seven hundred thirty-six".