480818665658081 has 16 divisors (see below), whose sum is σ = 490692049485120. Its totient is φ = 471003107910720.

The previous prime is 480818665658059. The next prime is 480818665658131. The reversal of 480818665658081 is 180856566818084.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 480818665658081 - 2²⁶ = 480818598549217 is a prime.

It is a super-3 number, since 3×480818665658081³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (480818665658011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152867966 + ... + 155981576.

It is an arithmetic number, because the mean of its divisors is an integer number (30668253092820).

Almost surely, 2^{480818665658081} is an apocalyptic number.

It is an amenable number.

480818665658081 is a deficient number, since it is larger than the sum of its proper divisors (9873383827039).

480818665658081 is a wasteful number, since it uses less digits than its factorization.

480818665658081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122896.

The product of its (nonzero) digits is 707788800, while the sum is 74.

The spelling of 480818665658081 in words is "four hundred eighty trillion, eight hundred eighteen billion, six hundred sixty-five million, six hundred fifty-eight thousand, eighty-one".