86193196290 has 24 divisors (see below), whose sum is σ = 224102310588. Its totient is φ = 22984852320.

The previous prime is 86193196267. The next prime is 86193196343. The reversal of 86193196290 is 9269139168.

86193196290 is a `hidden beast` number, since 8 + 6 + 1 + 9 + 3 + 1 + 9 + 629 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 85803883929 + 389312361 = 292923^2 + 19731^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 478851001 + ... + 478851180.

Almost surely, 2^86193196290 is an apocalyptic number.

86193196290 is an abundant number, since it is smaller than the sum of its proper divisors (137909114298).

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

86193196290 is a wasteful number, since it uses less digits than its factorization.

86193196290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957702194 (or 957702191 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 86193196290 in words is "eighty-six billion, one hundred ninety-three million, one hundred ninety-six thousand, two hundred ninety".