481773549 has 16 divisors (see below), whose sum is σ = 665133120. Its totient is φ = 309818880.

The previous prime is 481773533. The next prime is 481773581. The reversal of 481773549 is 945377184.

It is a happy number.

It is not a de Polignac number, because 481773549 - 2⁴ = 481773533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 481773498 and 481773507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481773049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131389 + ... + 135005.

It is an arithmetic number, because the mean of its divisors is an integer number (41570820).

Almost surely, 2^481773549 is an apocalyptic number.

It is an amenable number.

481773549 is a deficient number, since it is larger than the sum of its proper divisors (183359571).

481773549 is a wasteful number, since it uses less digits than its factorization.

481773549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5180.

The product of its digits is 846720, while the sum is 48.

The square root of 481773549 is about 21949.3405140109. The cubic root of 481773549 is about 783.9366776264.

The spelling of 481773549 in words is "four hundred eighty-one million, seven hundred seventy-three thousand, five hundred forty-nine".