549014078464 has 44 divisors (see below), whose sum is σ = 1162050400764. Its totient is φ = 258359558144.

The previous prime is 549014078381. The next prime is 549014078489. The reversal of 549014078464 is 464870410945.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 173882328064 + 375131750400 = 416992^2 + 612480^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15751609 + ... + 15786424.

It is an arithmetic number, because the mean of its divisors is an integer number (26410236381).

Almost surely, 2^549014078464 is an apocalyptic number.

It is an amenable number.

549014078464 is an abundant number, since it is smaller than the sum of its proper divisors (613036322300).

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

549014078464 is a wasteful number, since it uses less digits than its factorization.

549014078464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31538070 (or 31538052 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 549014078464 in words is "five hundred forty-nine billion, fourteen million, seventy-eight thousand, four hundred sixty-four".