8486778594084 has 48 divisors (see below), whose sum is σ = 22775558725248. Its totient is φ = 2409349333248.

The previous prime is 8486778594067. The next prime is 8486778594089. The reversal of 8486778594084 is 4804958776848.

It is not an unprimeable number, because it can be changed into a prime (8486778594089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321748209 + ... + 321774584.

It is an arithmetic number, because the mean of its divisors is an integer number (474490806776).

Almost surely, 2^{8486778594084} is an apocalyptic number.

8486778594084 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

8486778594084 is an abundant number, since it is smaller than the sum of its proper divisors (14288780131164).

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

8486778594084 is a wasteful number, since it uses less digits than its factorization.

8486778594084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643522964 (or 643522962 counting only the distinct ones).

The product of its (nonzero) digits is 3468165120, while the sum is 78.

The spelling of 8486778594084 in words is "eight trillion, four hundred eighty-six billion, seven hundred seventy-eight million, five hundred ninety-four thousand, eighty-four".