12049809480378 has 16 divisors (see below), whose sum is σ = 26777354400960. Its totient is φ = 4016603160108.

The previous prime is 12049809480367. The next prime is 12049809480383. The reversal of 12049809480378 is 87308490894021.

12049809480378 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 9 + 80 + 9 + 480 + 3 + 78 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111572309950 + ... + 111572310057.

It is an arithmetic number, because the mean of its divisors is an integer number (1673584650060).

Almost surely, 2^{12049809480378} is an apocalyptic number.

12049809480378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12049809480378 is an abundant number, since it is smaller than the sum of its proper divisors (14727544920582).

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

12049809480378 is a wasteful number, since it uses less digits than its factorization.

12049809480378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223144620018 (or 223144620012 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 63.

The spelling of 12049809480378 in words is "twelve trillion, forty-nine billion, eight hundred nine million, four hundred eighty thousand, three hundred seventy-eight".