549382271116 has 18 divisors (see below), whose sum is σ = 1118385338028. Its totient is φ = 235449544680.

The previous prime is 549382271107. The next prime is 549382271117. The reversal of 549382271116 is 611172283945.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 549382271116.

It is not an unprimeable number, because it can be changed into a prime (549382271117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1401485190 + ... + 1401485581.

Almost surely, 2^549382271116 is an apocalyptic number.

It is an amenable number.

549382271116 is an abundant number, since it is smaller than the sum of its proper divisors (569003066912).

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

549382271116 is a wasteful number, since it uses less digits than its factorization.

549382271116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802970789 (or 2802970780 counting only the distinct ones).

The product of its digits is 725760, while the sum is 49.

The spelling of 549382271116 in words is "five hundred forty-nine billion, three hundred eighty-two million, two hundred seventy-one thousand, one hundred sixteen".