86551232538226 has 4 divisors (see below), whose sum is σ = 129826848807342. Its totient is φ = 43275616269112.

The previous prime is 86551232538187. The next prime is 86551232538307. The reversal of 86551232538226 is 62283523215568.

It is a happy number.

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., 77823255419001 + 8727977119225 = 8821749^2 + 2954315^2 .

It is a super-2 number, since 2×86551232538226² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21637808134555 + ... + 21637808134558.

Almost surely, 2^{86551232538226} is an apocalyptic number.

86551232538226 is a deficient number, since it is larger than the sum of its proper divisors (43275616269116).

86551232538226 is a wasteful number, since it uses less digits than its factorization.

86551232538226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43275616269115.

The product of its digits is 41472000, while the sum is 58.

The spelling of 86551232538226 in words is "eighty-six trillion, five hundred fifty-one billion, two hundred thirty-two million, five hundred thirty-eight thousand, two hundred twenty-six".