9928413605 has 18 divisors (see below), whose sum is σ = 13098893094. Its totient is φ = 7218882000.

The previous prime is 9928413569. The next prime is 9928413641. The reversal of 9928413605 is 5063148299.

9928413605 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9928413569) and next prime (9928413641).

It can be written as a sum of positive squares in only one way, i.e., 7942730884 + 1985682721 = 89122^2 + 44561^2 .

It is not a de Polignac number, because 9928413605 - 2⁶ = 9928413541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9928413605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2448830 + ... + 2452880.

It is an arithmetic number, because the mean of its divisors is an integer number (727716283).

Almost surely, 2^9928413605 is an apocalyptic number.

It is an amenable number.

9928413605 is a deficient number, since it is larger than the sum of its proper divisors (3170479489).

9928413605 is an frugal number, since it uses more digits than its factorization.

9928413605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8129 (or 4067 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 9928413605 is about 99641.4251453681. The cubic root of 9928413605 is about 2149.2814332064.

The spelling of 9928413605 in words is "nine billion, nine hundred twenty-eight million, four hundred thirteen thousand, six hundred five".