549939281754 has 16 divisors (see below), whose sum is σ = 1123280235648. Its totient is φ = 179412815232.

The previous prime is 549939281741. The next prime is 549939281791. The reversal of 549939281754 is 457182939945.

It is a super-2 number, since 2×549939281754² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975069367 + ... + 975069930.

It is an arithmetic number, because the mean of its divisors is an integer number (70205014728).

Almost surely, 2^549939281754 is an apocalyptic number.

549939281754 is an abundant number, since it is smaller than the sum of its proper divisors (573340953894).

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

549939281754 is a wasteful number, since it uses less digits than its factorization.

549939281754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950139349.

The product of its digits is 97977600, while the sum is 66.

The spelling of 549939281754 in words is "five hundred forty-nine billion, nine hundred thirty-nine million, two hundred eighty-one thousand, seven hundred fifty-four".