549072248113 has 4 divisors (see below), whose sum is σ = 568005773940. Its totient is φ = 530138722288.

The previous prime is 549072248089. The next prime is 549072248159. The reversal of 549072248113 is 311842270945.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 432895570704 + 116176677409 = 657948^2 + 340847^2 .

It is a cyclic number.

It is not a de Polignac number, because 549072248113 - 2²¹ = 549070150961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (549072248513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9466762870 + ... + 9466762927.

It is an arithmetic number, because the mean of its divisors is an integer number (142001443485).

Almost surely, 2^549072248113 is an apocalyptic number.

It is an amenable number.

549072248113 is a deficient number, since it is larger than the sum of its proper divisors (18933525827).

549072248113 is a wasteful number, since it uses less digits than its factorization.

549072248113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18933525826.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 549072248113 in words is "five hundred forty-nine billion, seventy-two million, two hundred forty-eight thousand, one hundred thirteen".