86635073634365 has 4 divisors (see below), whose sum is σ = 103962088361244. Its totient is φ = 69308058907488.

The previous prime is 86635073634359. The next prime is 86635073634497. The reversal of 86635073634365 is 56343637053668.

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

It can be written as a sum of positive squares in 2 ways, for example, as 66060303807001 + 20574769827364 = 8127749^2 + 4535942^2 .

It is a cyclic number.

It is not a de Polignac number, because 86635073634365 - 2¹⁶ = 86635073568829 is a prime.

It is a Duffinian number.

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, 8663507363432 + ... + 8663507363441.

It is an arithmetic number, because the mean of its divisors is an integer number (25990522090311).

Almost surely, 2^{86635073634365} is an apocalyptic number.

It is an amenable number.

86635073634365 is a deficient number, since it is larger than the sum of its proper divisors (17327014726879).

86635073634365 is a wasteful number, since it uses less digits than its factorization.

86635073634365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17327014726878.

The product of its (nonzero) digits is 587865600, while the sum is 65.

The spelling of 86635073634365 in words is "eighty-six trillion, six hundred thirty-five billion, seventy-three million, six hundred thirty-four thousand, three hundred sixty-five".