86626662668 has 24 divisors (see below), whose sum is σ = 186580504992. Its totient is φ = 34269888384.

The previous prime is 86626662659. The next prime is 86626662679.

86626662668 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 86626662668.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118992305 + ... + 118993032.

It is an arithmetic number, because the mean of its divisors is an integer number (7774187708).

Almost surely, 2^86626662668 is an apocalyptic number.

It is an amenable number.

86626662668 is an abundant number, since it is smaller than the sum of its proper divisors (99953842324).

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

86626662668 is a wasteful number, since it uses less digits than its factorization.

86626662668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237985361 (or 237985359 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 62.

The spelling of 86626662668 in words is "eighty-six billion, six hundred twenty-six million, six hundred sixty-two thousand, six hundred sixty-eight".