86459498646 has 16 divisors (see below), whose sum is σ = 172985103984. Its totient is φ = 28808815104.

The previous prime is 86459498621. The next prime is 86459498669. The reversal of 86459498646 is 64689495468.

It is a super-2 number, since 2×86459498646² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2737435 + ... + 2768838.

It is an arithmetic number, because the mean of its divisors is an integer number (10811568999).

Almost surely, 2^86459498646 is an apocalyptic number.

86459498646 is an abundant number, since it is smaller than the sum of its proper divisors (86525605338).

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

86459498646 is a wasteful number, since it uses less digits than its factorization.

86459498646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5508895.

The product of its digits is 358318080, while the sum is 69.

The spelling of 86459498646 in words is "eighty-six billion, four hundred fifty-nine million, four hundred ninety-eight thousand, six hundred forty-six".