3281954481946 has 8 divisors (see below), whose sum is σ = 5626207683360. Its totient is φ = 1406551920828.

The previous prime is 3281954481943. The next prime is 3281954481973. The reversal of 3281954481946 is 6491844591823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3281954481943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117212660056 + ... + 117212660083.

It is an arithmetic number, because the mean of its divisors is an integer number (703275960420).

Almost surely, 2^{3281954481946} is an apocalyptic number.

3281954481946 is a deficient number, since it is larger than the sum of its proper divisors (2344253201414).

3281954481946 is a wasteful number, since it uses less digits than its factorization.

3281954481946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234425320148.

The product of its digits is 59719680, while the sum is 64.

The spelling of 3281954481946 in words is "three trillion, two hundred eighty-one billion, nine hundred fifty-four million, four hundred eighty-one thousand, nine hundred forty-six".