549379347798 has 16 divisors (see below), whose sum is σ = 1100040804720. Its totient is φ = 182912764416.

The previous prime is 549379347793. The next prime is 549379347817. The reversal of 549379347798 is 897743973945.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549379347793) 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, 53415643 + ... + 53425926.

It is an arithmetic number, because the mean of its divisors is an integer number (68752550295).

Almost surely, 2^549379347798 is an apocalyptic number.

549379347798 is an abundant number, since it is smaller than the sum of its proper divisors (550661456922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549379347798 is a wasteful number, since it uses less digits than its factorization.

549379347798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106842431.

The product of its digits is 1440270720, while the sum is 75.

The spelling of 549379347798 in words is "five hundred forty-nine billion, three hundred seventy-nine million, three hundred forty-seven thousand, seven hundred ninety-eight".