9126889040 has 20 divisors (see below), whose sum is σ = 21220017204. Its totient is φ = 3650755584.

The previous prime is 9126888997. The next prime is 9126889097. The reversal of 9126889040 is 409886219.

It can be written as a sum of positive squares in 2 ways, for example, as 4730138176 + 4396750864 = 68776^2 + 66308^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57042977 + ... + 57043136.

Almost surely, 2^9126889040 is an apocalyptic number.

It is an amenable number.

9126889040 is an abundant number, since it is smaller than the sum of its proper divisors (12093128164).

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

9126889040 is a wasteful number, since it uses less digits than its factorization.

9126889040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114086126 (or 114086120 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 47.

The square root of 9126889040 is about 95534.7530483017. The cubic root of 9126889040 is about 2089.8137880386.

The spelling of 9126889040 in words is "nine billion, one hundred twenty-six million, eight hundred eighty-nine thousand, forty".