9662813512 has 32 divisors (see below), whose sum is σ = 19939776480. Its totient is φ = 4353314560.

The previous prime is 9662813509. The next prime is 9662813513. The reversal of 9662813512 is 2153182669.

It is not an unprimeable number, because it can be changed into a prime (9662813513) 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 7 ways as a sum of consecutive naturals, for example, 475918 + ... + 495805.

It is an arithmetic number, because the mean of its divisors is an integer number (623118015).

Almost surely, 2^9662813512 is an apocalyptic number.

It is an amenable number.

9662813512 is an abundant number, since it is smaller than the sum of its proper divisors (10276962968).

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

9662813512 is a wasteful number, since it uses less digits than its factorization.

9662813512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971853 (or 971849 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 9662813512 is about 98299.6109453135. The cubic root of 9662813512 is about 2129.9424343219.

The spelling of 9662813512 in words is "nine billion, six hundred sixty-two million, eight hundred thirteen thousand, five hundred twelve".