9065205040 has 40 divisors (see below), whose sum is σ = 21092208048. Its totient is φ = 3623397120.

The previous prime is 9065204921. The next prime is 9065205047. The reversal of 9065205040 is 405025609.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×9065205040³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9065204993 and 9065205011.

It is not an unprimeable number, because it can be changed into a prime (9065205047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68575 + ... + 151105.

Almost surely, 2^9065205040 is an apocalyptic number.

It is an amenable number.

9065205040 is an abundant number, since it is smaller than the sum of its proper divisors (12027003008).

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

9065205040 is a wasteful number, since it uses less digits than its factorization.

9065205040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83917 (or 83911 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 9065205040 is about 95211.3703293887. The cubic root of 9065205040 is about 2085.0951456293.

The spelling of 9065205040 in words is "nine billion, sixty-five million, two hundred five thousand, forty".