86604173473 has 4 divisors (see below), whose sum is σ = 88072040880. Its totient is φ = 85136306068.

The previous prime is 86604173449. The next prime is 86604173479. The reversal of 86604173473 is 37437140668.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86604173473 - 2⁹ = 86604172961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86604173479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733933615 + ... + 733933732.

It is an arithmetic number, because the mean of its divisors is an integer number (22018010220).

Almost surely, 2^86604173473 is an apocalyptic number.

It is an amenable number.

86604173473 is a deficient number, since it is larger than the sum of its proper divisors (1467867407).

86604173473 is a wasteful number, since it uses less digits than its factorization.

86604173473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467867406.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 86604173473 in words is "eighty-six billion, six hundred four million, one hundred seventy-three thousand, four hundred seventy-three".