9531162022818 has 32 divisors (see below), whose sum is σ = 19444521749760. Its totient is φ = 3113941484160.

The previous prime is 9531162022751. The next prime is 9531162022819. The reversal of 9531162022818 is 8182202611359.

It is a super-2 number, since 2×9531162022818² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9531162022819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73321693 + ... + 73451568.

It is an arithmetic number, because the mean of its divisors is an integer number (607641304680).

Almost surely, 2^{9531162022818} is an apocalyptic number.

9531162022818 is an abundant number, since it is smaller than the sum of its proper divisors (9913359726942).

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

9531162022818 is a wasteful number, since it uses less digits than its factorization.

9531162022818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146773482.

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 9531162022818 in words is "nine trillion, five hundred thirty-one billion, one hundred sixty-two million, twenty-two thousand, eight hundred eighteen".