86613078602 has 4 divisors (see below), whose sum is σ = 129919617906. Its totient is φ = 43306539300.

The previous prime is 86613078571. The next prime is 86613078611. The reversal of 86613078602 is 20687031668.

It is a Cunningham number, because it is equal to 294301²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 86613078601 + 1 = 294301^2 + 1^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21653269649 + ... + 21653269652.

Almost surely, 2^86613078602 is an apocalyptic number.

86613078602 is a deficient number, since it is larger than the sum of its proper divisors (43306539304).

86613078602 is a wasteful number, since it uses less digits than its factorization.

86613078602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43306539303.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 86613078602 in words is "eighty-six billion, six hundred thirteen million, seventy-eight thousand, six hundred two".