8160670352778 has 32 divisors (see below), whose sum is σ = 16468188039936. Its totient is φ = 2695755944448.

The previous prime is 8160670352759. The next prime is 8160670352837. The reversal of 8160670352778 is 8772530760618.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3771375 + ... + 5526717.

It is an arithmetic number, because the mean of its divisors is an integer number (514630876248).

Almost surely, 2^{8160670352778} is an apocalyptic number.

8160670352778 is an abundant number, since it is smaller than the sum of its proper divisors (8307517687158).

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

8160670352778 is a wasteful number, since it uses less digits than its factorization.

8160670352778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1762318.

The product of its (nonzero) digits is 23708160, while the sum is 60.

The spelling of 8160670352778 in words is "eight trillion, one hundred sixty billion, six hundred seventy million, three hundred fifty-two thousand, seven hundred seventy-eight".