12277480082178 has 8 divisors (see below), whose sum is σ = 24554960164368. Its totient is φ = 4092493360724.

The previous prime is 12277480082117. The next prime is 12277480082207. The reversal of 12277480082178 is 87128008477221.

It is a sphenic number, since it is the product of 3 distinct primes.

12277480082178 is an admirable number.

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, 1023123340176 + ... + 1023123340187.

It is an arithmetic number, because the mean of its divisors is an integer number (3069370020546).

Almost surely, 2^{12277480082178} is an apocalyptic number.

12277480082178 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12277480082178 is a wasteful number, since it uses less digits than its factorization.

12277480082178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046246680368.

The product of its (nonzero) digits is 5619712, while the sum is 57.

The spelling of 12277480082178 in words is "twelve trillion, two hundred seventy-seven billion, four hundred eighty million, eighty-two thousand, one hundred seventy-eight".