549394658179 has 8 divisors (see below), whose sum is σ = 553169692800. Its totient is φ = 545620794816.

The previous prime is 549394658177. The next prime is 549394658221. The reversal of 549394658179 is 971856493945.

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

It is a cyclic number.

It is not a de Polignac number, because 549394658179 - 2¹ = 549394658177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (549394658177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659127 + ... + 1238239.

It is an arithmetic number, because the mean of its divisors is an integer number (69146211600).

Almost surely, 2^549394658179 is an apocalyptic number.

549394658179 is a deficient number, since it is larger than the sum of its proper divisors (3775034621).

549394658179 is a wasteful number, since it uses less digits than its factorization.

549394658179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585629.

The product of its digits is 293932800, while the sum is 70.

The spelling of 549394658179 in words is "five hundred forty-nine billion, three hundred ninety-four million, six hundred fifty-eight thousand, one hundred seventy-nine".