86704489386 has 48 divisors (see below), whose sum is σ = 196577418024. Its totient is φ = 27589790592.

The previous prime is 86704489367. The next prime is 86704489397. The reversal of 86704489386 is 68398440768.

86704489386 is a `hidden beast` number, since 8 + 6 + 70 + 4 + 489 + 3 + 86 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 85955098761 + 749390625 = 293181^2 + 27375^2 .

It is a super-3 number, since 3×86704489386³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1192881 + ... + 1263476.

Almost surely, 2^86704489386 is an apocalyptic number.

86704489386 is an abundant number, since it is smaller than the sum of its proper divisors (109872928638).

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

86704489386 is a wasteful number, since it uses less digits than its factorization.

86704489386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456455 (or 2456452 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 86704489386 in words is "eighty-six billion, seven hundred four million, four hundred eighty-nine thousand, three hundred eighty-six".