12481380632406 has 64 divisors (see below), whose sum is σ = 28833960595968. Its totient is φ = 3528087833088.

The previous prime is 12481380632353. The next prime is 12481380632423. The reversal of 12481380632406 is 60423608318421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192156 + ... + 4999968.

It is an arithmetic number, because the mean of its divisors is an integer number (450530634312).

Almost surely, 2^{12481380632406} is an apocalyptic number.

12481380632406 is an abundant number, since it is smaller than the sum of its proper divisors (16352579963562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12481380632406 is a wasteful number, since it uses less digits than its factorization.

12481380632406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4808485.

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 12481380632406 in words is "twelve trillion, four hundred eighty-one billion, three hundred eighty million, six hundred thirty-two thousand, four hundred six".