17628403984 has 45 divisors (see below), whose sum is σ = 36067923927. Its totient is φ = 8345516832.

The previous prime is 17628403951. The next prime is 17628404023. The reversal of 17628403984 is 48930482671.

The square root of 17628403984 is 132772.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10089799 + ... + 10091545.

Almost surely, 2^17628403984 is an apocalyptic number.

17628403984 is the 132772-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 17628403984

17628403984 is an abundant number, since it is smaller than the sum of its proper divisors (18439519943).

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

17628403984 is an frugal number, since it uses more digits than its factorization.

17628403984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540 (or 1768 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 17628403984 in words is "seventeen billion, six hundred twenty-eight million, four hundred three thousand, nine hundred eighty-four".