86427788344 has 16 divisors (see below), whose sum is σ = 169097847120. Its totient is φ = 41335029120.

The previous prime is 86427788203. The next prime is 86427788351. The reversal of 86427788344 is 44388772468.

It is a congruent number.

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, 234857937 + ... + 234858304.

It is an arithmetic number, because the mean of its divisors is an integer number (10568615445).

Almost surely, 2^86427788344 is an apocalyptic number.

It is an amenable number.

86427788344 is a deficient number, since it is larger than the sum of its proper divisors (82670058776).

86427788344 is a wasteful number, since it uses less digits than its factorization.

86427788344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469716270 (or 469716266 counting only the distinct ones).

The product of its digits is 57802752, while the sum is 61.

The spelling of 86427788344 in words is "eighty-six billion, four hundred twenty-seven million, seven hundred eighty-eight thousand, three hundred forty-four".