9065521506 has 16 divisors (see below), whose sum is σ = 18132357024. Its totient is φ = 3021621504.

The previous prime is 9065521501. The next prime is 9065521529. The reversal of 9065521506 is 6051255609.

9065521506 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

It is not an unprimeable number, because it can be changed into a prime (9065521501) 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, 50505 + ... + 143811.

It is an arithmetic number, because the mean of its divisors is an integer number (1133272314).

Almost surely, 2^9065521506 is an apocalyptic number.

9065521506 is an abundant number, since it is smaller than the sum of its proper divisors (9066835518).

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

9065521506 is a wasteful number, since it uses less digits than its factorization.

9065521506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109505.

The product of its (nonzero) digits is 81000, while the sum is 39.

The square root of 9065521506 is about 95213.0322277366. The cubic root of 9065521506 is about 2085.1194088805.

The spelling of 9065521506 in words is "nine billion, sixty-five million, five hundred twenty-one thousand, five hundred six".