548378848322 has 6 divisors (see below), whose sum is σ = 822569843379. Its totient is φ = 274188900530.

The previous prime is 548378848273. The next prime is 548378848343. The reversal of 548378848322 is 223848873845.

It can be written as a sum of positive squares in only one way, i.e., 274189424161 + 274189424161 = 523631^2 + 523631^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=523631.

It is a super-2 number, since 2×548378848322² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 785447 + ... + 1309077.

Almost surely, 2^548378848322 is an apocalyptic number.

548378848322 is a deficient number, since it is larger than the sum of its proper divisors (274190995057).

548378848322 is an frugal number, since it uses more digits than its factorization.

548378848322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047264 (or 523633 counting only the distinct ones).

The product of its digits is 82575360, while the sum is 62.

The spelling of 548378848322 in words is "five hundred forty-eight billion, three hundred seventy-eight million, eight hundred forty-eight thousand, three hundred twenty-two".