32781331347006 has 32 divisors (see below), whose sum is σ = 71524920475008. Its totient is φ = 9933456811040.

The previous prime is 32781331346993. The next prime is 32781331347007. The reversal of 32781331347006 is 60074313318723.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32781331347007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4633416 + ... + 9329051.

It is an arithmetic number, because the mean of its divisors is an integer number (2235153764844).

Almost surely, 2^{32781331347006} is an apocalyptic number.

32781331347006 is an abundant number, since it is smaller than the sum of its proper divisors (38743589128002).

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

32781331347006 is a wasteful number, since it uses less digits than its factorization.

32781331347006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13998056.

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 32781331347006 in words is "thirty-two trillion, seven hundred eighty-one billion, three hundred thirty-one million, three hundred forty-seven thousand, six".