86573512226378 has 8 divisors (see below), whose sum is σ = 130687403807172. Its totient is φ = 43011044290656.

The previous prime is 86573512226317. The next prime is 86573512226381. The reversal of 86573512226378 is 87362221537568.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 73455475760689 + 13118036465689 = 8570617^2 + 3621883^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 137855910875 + ... + 137855911502.

Almost surely, 2^{86573512226378} is an apocalyptic number.

86573512226378 is a deficient number, since it is larger than the sum of its proper divisors (44113891580794).

86573512226378 is a wasteful number, since it uses less digits than its factorization.

86573512226378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275711822536.

The product of its digits is 203212800, while the sum is 65.

The spelling of 86573512226378 in words is "eighty-six trillion, five hundred seventy-three billion, five hundred twelve million, two hundred twenty-six thousand, three hundred seventy-eight".