549828478846 has 32 divisors (see below), whose sum is σ = 851794201440. Its totient is φ = 265981833216.

The previous prime is 549828478811. The next prime is 549828478907. The reversal of 549828478846 is 648874828945.

It is a super-2 number, since 2×549828478846² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38968525 + ... + 38982631.

It is an arithmetic number, because the mean of its divisors is an integer number (26618568795).

Almost surely, 2^549828478846 is an apocalyptic number.

549828478846 is a deficient number, since it is larger than the sum of its proper divisors (301965722594).

549828478846 is a wasteful number, since it uses less digits than its factorization.

549828478846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17068.

The product of its digits is 990904320, while the sum is 73.

The spelling of 549828478846 in words is "five hundred forty-nine billion, eight hundred twenty-eight million, four hundred seventy-eight thousand, eight hundred forty-six".