86426474018 has 8 divisors (see below), whose sum is σ = 134110045980. Its totient is φ = 41723125360.

The previous prime is 86426473967. The next prime is 86426474033. The reversal of 86426474018 is 81047462468.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 74536098169 + 11890375849 = 273013^2 + 109043^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×86426474018² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745055753 + ... + 745055868.

Almost surely, 2^86426474018 is an apocalyptic number.

86426474018 is a deficient number, since it is larger than the sum of its proper divisors (47683571962).

86426474018 is a wasteful number, since it uses less digits than its factorization.

86426474018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490111652.

The product of its (nonzero) digits is 2064384, while the sum is 50.

The spelling of 86426474018 in words is "eighty-six billion, four hundred twenty-six million, four hundred seventy-four thousand, eighteen".