1178771930878 has 8 divisors (see below), whose sum is σ = 1790539642080. Its totient is φ = 581925383520.

The previous prime is 1178771930857. The next prime is 1178771930887. The reversal of 1178771930878 is 8780391778711.

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

It is a congruent 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, 3730290763 + ... + 3730291078.

It is an arithmetic number, because the mean of its divisors is an integer number (223817455260).

Almost surely, 2^{1178771930878} is an apocalyptic number.

1178771930878 is a deficient number, since it is larger than the sum of its proper divisors (611767711202).

1178771930878 is an equidigital number, since it uses as much as digits as its factorization.

1178771930878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7460581922.

The product of its (nonzero) digits is 33191424, while the sum is 67.

The spelling of 1178771930878 in words is "one trillion, one hundred seventy-eight billion, seven hundred seventy-one million, nine hundred thirty thousand, eight hundred seventy-eight".