548426894917 has 12 divisors (see below), whose sum is σ = 604319675148. Its totient is φ = 497326544000.

The previous prime is 548426894903. The next prime is 548426894921. The reversal of 548426894917 is 719498624845.

It can be written as a sum of positive squares in 2 ways, for example, as 472444523716 + 75982371201 = 687346^2 + 275649^2 .

It is a de Polignac number, because none of the positive numbers 2^k-548426894917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548426894947) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5602918 + ... + 5699959.

It is an arithmetic number, because the mean of its divisors is an integer number (50359972929).

Almost surely, 2^548426894917 is an apocalyptic number.

It is an amenable number.

548426894917 is a deficient number, since it is larger than the sum of its proper divisors (55892780231).

548426894917 is a wasteful number, since it uses less digits than its factorization.

548426894917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11303300 (or 11303289 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 67.

The spelling of 548426894917 in words is "five hundred forty-eight billion, four hundred twenty-six million, eight hundred ninety-four thousand, nine hundred seventeen".