86402630171854 has 4 divisors (see below), whose sum is σ = 129603945257784. Its totient is φ = 43201315085926.

The previous prime is 86402630171843. The next prime is 86402630171887. The reversal of 86402630171854 is 45817103620468.

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

It is a super-3 number, since 3×86402630171854³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 86402630171795 and 86402630171804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21600657542962 + ... + 21600657542965.

It is an arithmetic number, because the mean of its divisors is an integer number (32400986314446).

Almost surely, 2^{86402630171854} is an apocalyptic number.

86402630171854 is a deficient number, since it is larger than the sum of its proper divisors (43201315085930).

86402630171854 is a wasteful number, since it uses less digits than its factorization.

86402630171854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43201315085929.

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 86402630171854 in words is "eighty-six trillion, four hundred two billion, six hundred thirty million, one hundred seventy-one thousand, eight hundred fifty-four".