32913964672 has 32 divisors (see below), whose sum is σ = 66682173600. Its totient is φ = 16178046720.

The previous prime is 32913964649. The next prime is 32913964679. The reversal of 32913964672 is 27646931923.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (32913964679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2171604 + ... + 2186707.

It is an arithmetic number, because the mean of its divisors is an integer number (2083817925).

Almost surely, 2^32913964672 is an apocalyptic number.

32913964672 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32913964672 is an abundant number, since it is smaller than the sum of its proper divisors (33768208928).

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

32913964672 is an equidigital number, since it uses as much as digits as its factorization.

32913964672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4358384 (or 4358372 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 52.

The spelling of 32913964672 in words is "thirty-two billion, nine hundred thirteen million, nine hundred sixty-four thousand, six hundred seventy-two".