549479826519 has 8 divisors (see below), whose sum is σ = 788996674032. Its totient is φ = 338141431680.

The previous prime is 549479826517. The next prime is 549479826527. The reversal of 549479826519 is 915628974945.

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

It is not a de Polignac number, because 549479826519 - 2¹ = 549479826517 is a prime.

It is a super-2 number, since 2×549479826519² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549479826517) 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, 7044613122 + ... + 7044613199.

It is an arithmetic number, because the mean of its divisors is an integer number (98624584254).

Almost surely, 2^549479826519 is an apocalyptic number.

549479826519 is a deficient number, since it is larger than the sum of its proper divisors (239516847513).

549479826519 is a wasteful number, since it uses less digits than its factorization.

549479826519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14089226337.

The product of its digits is 195955200, while the sum is 69.

The spelling of 549479826519 in words is "five hundred forty-nine billion, four hundred seventy-nine million, eight hundred twenty-six thousand, five hundred nineteen".