3147221433064 has 8 divisors (see below), whose sum is σ = 5901040187010. Its totient is φ = 1573610716528.

The previous prime is 3147221433049. The next prime is 3147221433107. The reversal of 3147221433064 is 4603341227413.

It can be written as a sum of positive squares in only one way, i.e., 2958943544964 + 188277888100 = 1720158^2 + 433910^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196701339559 + ... + 196701339574.

Almost surely, 2^{3147221433064} is an apocalyptic number.

It is an amenable number.

3147221433064 is a deficient number, since it is larger than the sum of its proper divisors (2753818753946).

3147221433064 is a wasteful number, since it uses less digits than its factorization.

3147221433064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393402679139 (or 393402679135 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 3147221433064 in words is "three trillion, one hundred forty-seven billion, two hundred twenty-one million, four hundred thirty-three thousand, sixty-four".