816426034179 has 16 divisors (see below), whose sum is σ = 1244659995648. Its totient is φ = 466310826432.

The previous prime is 816426034157. The next prime is 816426034189. The reversal of 816426034179 is 971430624618.

It is a happy number.

It is not a de Polignac number, because 816426034179 - 2⁷ = 816426034051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (816426034189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9051387 + ... + 9141140.

It is an arithmetic number, because the mean of its divisors is an integer number (77791249728).

Almost surely, 2^816426034179 is an apocalyptic number.

816426034179 is a deficient number, since it is larger than the sum of its proper divisors (428233961469).

816426034179 is a wasteful number, since it uses less digits than its factorization.

816426034179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18194674.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 816426034179 in words is "eight hundred sixteen billion, four hundred twenty-six million, thirty-four thousand, one hundred seventy-nine".