481328488549 has 2 divisors, whose sum is σ = 481328488550. Its totient is φ = 481328488548.

The previous prime is 481328488519. The next prime is 481328488559. The reversal of 481328488549 is 945884823184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 458423784900 + 22904703649 = 677070^2 + 151343^2 .

It is a cyclic number.

It is not a de Polignac number, because 481328488549 - 2⁹ = 481328488037 is a prime.

It is a super-2 number, since 2×481328488549² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481328488519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240664244274 + 240664244275.

It is an arithmetic number, because the mean of its divisors is an integer number (240664244275).

Almost surely, 2^481328488549 is an apocalyptic number.

It is an amenable number.

481328488549 is a deficient number, since it is larger than the sum of its proper divisors (1).

481328488549 is an equidigital number, since it uses as much as digits as its factorization.

481328488549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70778880, while the sum is 64.

The spelling of 481328488549 in words is "four hundred eighty-one billion, three hundred twenty-eight million, four hundred eighty-eight thousand, five hundred forty-nine".