32088197664 has 72 divisors (see below), whose sum is σ = 91273658112. Its totient is φ = 10693388160.

The previous prime is 32088197657. The next prime is 32088197689. The reversal of 32088197664 is 46679188023.

It is a tau number, because it is divible by the number of its divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 32088197664.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1379797 + ... + 1402859.

It is an arithmetic number, because the mean of its divisors is an integer number (1267689696).

Almost surely, 2^32088197664 is an apocalyptic number.

It is an amenable number.

32088197664 is an abundant number, since it is smaller than the sum of its proper divisors (59185460448).

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

32088197664 is a wasteful number, since it uses less digits than its factorization.

32088197664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27910 (or 27899 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 32088197664 in words is "thirty-two billion, eighty-eight million, one hundred ninety-seven thousand, six hundred sixty-four".