86218352673 has 16 divisors (see below), whose sum is σ = 118841488896. Its totient is φ = 55542539520.

The previous prime is 86218352669. The next prime is 86218352711. The reversal of 86218352673 is 37625381268.

It is a happy number.

It is not a de Polignac number, because 86218352673 - 2² = 86218352669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86218352653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621736 + ... + 747657.

It is an arithmetic number, because the mean of its divisors is an integer number (7427593056).

Almost surely, 2^86218352673 is an apocalyptic number.

It is an amenable number.

86218352673 is a deficient number, since it is larger than the sum of its proper divisors (32623136223).

86218352673 is a wasteful number, since it uses less digits than its factorization.

86218352673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370104.

The product of its digits is 2903040, while the sum is 51.

The spelling of 86218352673 in words is "eighty-six billion, two hundred eighteen million, three hundred fifty-two thousand, six hundred seventy-three".