86669477236 has 24 divisors (see below), whose sum is σ = 153201152160. Its totient is φ = 42897876000.

The previous prime is 86669477221. The next prime is 86669477263. The reversal of 86669477236 is 63277496668.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2657871 + ... + 2690281.

It is an arithmetic number, because the mean of its divisors is an integer number (6383381340).

Almost surely, 2^86669477236 is an apocalyptic number.

It is an amenable number.

86669477236 is a deficient number, since it is larger than the sum of its proper divisors (66531674924).

86669477236 is a wasteful number, since it uses less digits than its factorization.

86669477236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39135 (or 39133 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 64.

The spelling of 86669477236 in words is "eighty-six billion, six hundred sixty-nine million, four hundred seventy-seven thousand, two hundred thirty-six".