32448450664 has 96 divisors (see below), whose sum is σ = 74181024000. Its totient is φ = 13032133632.

The previous prime is 32448450607. The next prime is 32448450673. The reversal of 32448450664 is 46605484423.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3863782 + ... + 3872170.

It is an arithmetic number, because the mean of its divisors is an integer number (772719000).

Almost surely, 2^32448450664 is an apocalyptic number.

32448450664 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32448450664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37090512000).

32448450664 is an abundant number, since it is smaller than the sum of its proper divisors (41732573336).

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

32448450664 is a wasteful number, since it uses less digits than its factorization.

32448450664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8675 (or 8654 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 46.

The spelling of 32448450664 in words is "thirty-two billion, four hundred forty-eight million, four hundred fifty thousand, six hundred sixty-four".