9207006328728 has 96 divisors (see below), whose sum is σ = 26868503975040. Its totient is φ = 2831370508800.

The previous prime is 9207006328661. The next prime is 9207006328753. The reversal of 9207006328728 is 8278236007029.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 991573 + ... + 4404228.

It is an arithmetic number, because the mean of its divisors is an integer number (279880249740).

Almost surely, 2^{9207006328728} is an apocalyptic number.

It is an amenable number.

9207006328728 is an abundant number, since it is smaller than the sum of its proper divisors (17661497646312).

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

9207006328728 is a wasteful number, since it uses less digits than its factorization.

9207006328728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5397649 (or 5397642 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 9207006328728 in words is "nine trillion, two hundred seven billion, six million, three hundred twenty-eight thousand, seven hundred twenty-eight".