86040329808 has 40 divisors (see below), whose sum is σ = 222288072256. Its totient is φ = 28677888000.

The previous prime is 86040329737. The next prime is 86040329819. The reversal of 86040329808 is 80892304068.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629013 + ... + 753483.

Almost surely, 2^86040329808 is an apocalyptic number.

It is an amenable number.

86040329808 is an abundant number, since it is smaller than the sum of its proper divisors (136247742448).

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

86040329808 is a wasteful number, since it uses less digits than its factorization.

86040329808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138883 (or 138877 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 86040329808 in words is "eighty-six billion, forty million, three hundred twenty-nine thousand, eight hundred eight".