86491296606 has 128 divisors (see below), whose sum is σ = 211711610880. Its totient is φ = 23197363200.

The previous prime is 86491296599. The next prime is 86491296623. The reversal of 86491296606 is 60669219468.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2884266 + ... + 2914098.

It is an arithmetic number, because the mean of its divisors is an integer number (1653996960).

Almost surely, 2^86491296606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86491296606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105855805440).

86491296606 is an abundant number, since it is smaller than the sum of its proper divisors (125220314274).

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

86491296606 is a wasteful number, since it uses less digits than its factorization.

86491296606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30002.

The product of its (nonzero) digits is 6718464, while the sum is 57.

The spelling of 86491296606 in words is "eighty-six billion, four hundred ninety-one million, two hundred ninety-six thousand, six hundred six".