9881632952112 has 80 divisors (see below), whose sum is σ = 26877196177920. Its totient is φ = 3119808556800.

The previous prime is 9881632952099. The next prime is 9881632952119. The reversal of 9881632952112 is 2112592361889.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (9881632952119) 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, 2806537 + ... + 5257367.

It is an arithmetic number, because the mean of its divisors is an integer number (335964952224).

Almost surely, 2^{9881632952112} is an apocalyptic number.

It is an amenable number.

9881632952112 is an abundant number, since it is smaller than the sum of its proper divisors (16995563225808).

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

9881632952112 is a wasteful number, since it uses less digits than its factorization.

9881632952112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455282 (or 2455276 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 57.

The spelling of 9881632952112 in words is "nine trillion, eight hundred eighty-one billion, six hundred thirty-two million, nine hundred fifty-two thousand, one hundred twelve".