84173907167 has 16 divisors (see below), whose sum is σ = 99546485760. Its totient is φ = 69639789408.

The previous prime is 84173907161. The next prime is 84173907241. The reversal of 84173907167 is 76170937148.

It is not a de Polignac number, because 84173907167 - 2⁸ = 84173906911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84173907161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617498 + ... + 741384.

It is an arithmetic number, because the mean of its divisors is an integer number (6221655360).

Almost surely, 2^84173907167 is an apocalyptic number.

84173907167 is a deficient number, since it is larger than the sum of its proper divisors (15372578593).

84173907167 is a wasteful number, since it uses less digits than its factorization.

84173907167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127270.

The product of its (nonzero) digits is 1778112, while the sum is 53.

The spelling of 84173907167 in words is "eighty-four billion, one hundred seventy-three million, nine hundred seven thousand, one hundred sixty-seven".