86427493776 has 100 divisors (see below), whose sum is σ = 269388312732. Its totient is φ = 26593069824.

The previous prime is 86427493753. The next prime is 86427493781. The reversal of 86427493776 is 67739472468.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30059237376 + 56368256400 = 173376^2 + 237420^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2548071 + ... + 2581766.

Almost surely, 2^86427493776 is an apocalyptic number.

It is an amenable number.

86427493776 is an abundant number, since it is smaller than the sum of its proper divisors (182960818956).

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

86427493776 is a wasteful number, since it uses less digits than its factorization.

86427493776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129870 (or 5129855 counting only the distinct ones).

The product of its digits is 85349376, while the sum is 63.

The spelling of 86427493776 in words is "eighty-six billion, four hundred twenty-seven million, four hundred ninety-three thousand, seven hundred seventy-six".