481601593889 has 4 divisors (see below), whose sum is σ = 518647870356. Its totient is φ = 444555317424.

The previous prime is 481601593867. The next prime is 481601593903. The reversal of 481601593889 is 988395106184.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 250905819025 + 230695774864 = 500905^2 + 480308^2 .

It is a cyclic number.

It is not a de Polignac number, because 481601593889 - 2²⁴ = 481584816673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481601593589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18523138214 + ... + 18523138239.

It is an arithmetic number, because the mean of its divisors is an integer number (129661967589).

Almost surely, 2^481601593889 is an apocalyptic number.

It is an amenable number.

481601593889 is a deficient number, since it is larger than the sum of its proper divisors (37046276467).

481601593889 is a wasteful number, since it uses less digits than its factorization.

481601593889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37046276466.

The product of its (nonzero) digits is 14929920, while the sum is 62.

The spelling of 481601593889 in words is "four hundred eighty-one billion, six hundred one million, five hundred ninety-three thousand, eight hundred eighty-nine".