9411073728 has 112 divisors (see below), whose sum is σ = 29226564864. Its totient is φ = 2616192000.

The previous prime is 9411073709. The next prime is 9411073733. The reversal of 9411073728 is 8273701149.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 9411073728.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44898 + ... + 144353.

It is an arithmetic number, because the mean of its divisors is an integer number (260951472).

Almost surely, 2^9411073728 is an apocalyptic number.

It is an amenable number.

9411073728 is an abundant number, since it is smaller than the sum of its proper divisors (19815491136).

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

9411073728 is a wasteful number, since it uses less digits than its factorization.

9411073728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189310 (or 189300 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 9411073728 is about 97010.6887306754. The cubic root of 9411073728 is about 2111.2827138349.

The spelling of 9411073728 in words is "nine billion, four hundred eleven million, seventy-three thousand, seven hundred twenty-eight".