32800991656212 has 144 divisors (see below), whose sum is σ = 91904193588480. Its totient is φ = 9801499219200.

The previous prime is 32800991656211. The next prime is 32800991656339. The reversal of 32800991656212 is 21265619900823.

32800991656212 is a `hidden beast` number, since 3 + 2 + 8 + 0 + 0 + 9 + 9 + 1 + 6 + 5 + 621 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32800991656211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5016714 + ... + 9527297.

Almost surely, 2^{32800991656212} is an apocalyptic number.

It is an amenable number.

32800991656212 is an abundant number, since it is smaller than the sum of its proper divisors (59103201932268).

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

32800991656212 is a wasteful number, since it uses less digits than its factorization.

32800991656212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14544174 (or 14544169 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 32800991656212 in words is "thirty-two trillion, eight hundred billion, nine hundred ninety-one million, six hundred fifty-six thousand, two hundred twelve".