32667449856 has 40 divisors (see below), whose sum is σ = 87028132224. Its totient is φ = 10889149440.

The previous prime is 32667449831. The next prime is 32667449863. The reversal of 32667449856 is 65894476623.

It is a self number, because there is not a number n which added to its sum of digits gives 32667449856.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10632400 + ... + 10635471.

Almost surely, 2^32667449856 is an apocalyptic number.

It is an amenable number.

32667449856 is an abundant number, since it is smaller than the sum of its proper divisors (54360682368).

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

32667449856 is an equidigital number, since it uses as much as digits as its factorization.

32667449856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21267892 (or 21267876 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 60.

The spelling of 32667449856 in words is "thirty-two billion, six hundred sixty-seven million, four hundred forty-nine thousand, eight hundred fifty-six".