9150900012 has 72 divisors (see below), whose sum is σ = 24558389856. Its totient is φ = 2863102464.

The previous prime is 9150900001. The next prime is 9150900043. The reversal of 9150900012 is 2100090519.

It is a happy number.

9150900012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 208233 + ... + 248319.

It is an arithmetic number, because the mean of its divisors is an integer number (341088748).

Almost surely, 2^9150900012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9150900012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12279194928).

9150900012 is an abundant number, since it is smaller than the sum of its proper divisors (15407489844).

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

9150900012 is a wasteful number, since it uses less digits than its factorization.

9150900012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40487 (or 40482 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 9150900012 is about 95660.3366709526. The cubic root of 9150900012 is about 2091.6448070293.

The spelling of 9150900012 in words is "nine billion, one hundred fifty million, nine hundred thousand, twelve".