9522312525 has 144 divisors (see below), whose sum is σ = 19259892288. Its totient is φ = 4457088000.

The previous prime is 9522312521. The next prime is 9522312529. The reversal of 9522312525 is 5252132259.

9522312525 is a `hidden beast` number, since 9 + 522 + 3 + 125 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (9522312521) and next prime (9522312529).

It is not a de Polignac number, because 9522312525 - 2² = 9522312521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9522312525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9522312521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10857387 + ... + 10858263.

It is an arithmetic number, because the mean of its divisors is an integer number (133749252).

Almost surely, 2^9522312525 is an apocalyptic number.

It is an amenable number.

9522312525 is an abundant number, since it is smaller than the sum of its proper divisors (9737579763).

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

9522312525 is a wasteful number, since it uses less digits than its factorization.

9522312525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052 (or 1044 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 9522312525 is about 97582.3371568851. The cubic root of 9522312525 is about 2119.5685995494.

The spelling of 9522312525 in words is "nine billion, five hundred twenty-two million, three hundred twelve thousand, five hundred twenty-five".