12381929550046 has 64 divisors (see below), whose sum is σ = 22428717534720. Its totient is φ = 5008051774080.

The previous prime is 12381929550017. The next prime is 12381929550079. The reversal of 12381929550046 is 64005592918321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199256401 + ... + 199318531.

It is an arithmetic number, because the mean of its divisors is an integer number (350448711480).

Almost surely, 2^{12381929550046} is an apocalyptic number.

12381929550046 is a deficient number, since it is larger than the sum of its proper divisors (10046787984674).

12381929550046 is a wasteful number, since it uses less digits than its factorization.

12381929550046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65009.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 12381929550046 in words is "twelve trillion, three hundred eighty-one billion, nine hundred twenty-nine million, five hundred fifty thousand, forty-six".