15681412032008 has 64 divisors (see below), whose sum is σ = 29765261376000. Its totient is φ = 7744711968000.

The previous prime is 15681412031983. The next prime is 15681412032031. The reversal of 15681412032008 is 80023021418651.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166583258 + ... + 166677366.

It is an arithmetic number, because the mean of its divisors is an integer number (465082209000).

Almost surely, 2^{15681412032008} is an apocalyptic number.

It is an amenable number.

15681412032008 is a deficient number, since it is larger than the sum of its proper divisors (14083849343992).

15681412032008 is a wasteful number, since it uses less digits than its factorization.

15681412032008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95046 (or 95042 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 15681412032008 in words is "fifteen trillion, six hundred eighty-one billion, four hundred twelve million, thirty-two thousand, eight".