3408729931972 has 12 divisors (see below), whose sum is σ = 6049295372736. Its totient is φ = 1680359825480.

The previous prime is 3408729931961. The next prime is 3408729932011. The reversal of 3408729931972 is 2791399278043.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6001284808 + ... + 6001285375.

It is an arithmetic number, because the mean of its divisors is an integer number (504107947728).

Almost surely, 2^{3408729931972} is an apocalyptic number.

It is an amenable number.

3408729931972 is a deficient number, since it is larger than the sum of its proper divisors (2640565440764).

3408729931972 is a wasteful number, since it uses less digits than its factorization.

3408729931972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12002570258 (or 12002570256 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 64.

The spelling of 3408729931972 in words is "three trillion, four hundred eight billion, seven hundred twenty-nine million, nine hundred thirty-one thousand, nine hundred seventy-two".