8775872785778 has 8 divisors (see below), whose sum is σ = 15044353347072. Its totient is φ = 3761088336756.

The previous prime is 8775872785777. The next prime is 8775872785781.

8775872785778 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8775872785778.

It is not an unprimeable number, because it can be changed into a prime (8775872785777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313424028050 + ... + 313424028077.

It is an arithmetic number, because the mean of its divisors is an integer number (1880544168384).

Almost surely, 2^{8775872785778} is an apocalyptic number.

8775872785778 is a deficient number, since it is larger than the sum of its proper divisors (6268480561294).

8775872785778 is a wasteful number, since it uses less digits than its factorization.

8775872785778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626848056136.

The product of its digits is 24094515200, while the sum is 86.

The spelling of 8775872785778 in words is "eight trillion, seven hundred seventy-five billion, eight hundred seventy-two million, seven hundred eighty-five thousand, seven hundred seventy-eight".