86412343669 has 4 divisors (see below), whose sum is σ = 86661370944. Its totient is φ = 86163316396.

The previous prime is 86412343631. The next prime is 86412343709. The reversal of 86412343669 is 96634321468.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86412343669 - 2⁷ = 86412343541 is a prime.

It is a super-2 number, since 2×86412343669² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86412343169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124513117 + ... + 124513810.

It is an arithmetic number, because the mean of its divisors is an integer number (21665342736).

Almost surely, 2^86412343669 is an apocalyptic number.

It is an amenable number.

86412343669 is a deficient number, since it is larger than the sum of its proper divisors (249027275).

86412343669 is a wasteful number, since it uses less digits than its factorization.

86412343669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249027274.

The product of its digits is 4478976, while the sum is 52.

The spelling of 86412343669 in words is "eighty-six billion, four hundred twelve million, three hundred forty-three thousand, six hundred sixty-nine".