481040670081 has 4 divisors (see below), whose sum is σ = 641387560112. Its totient is φ = 320693780052.

The previous prime is 481040670053. The next prime is 481040670109. The reversal of 481040670081 is 180076040184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (481040670053) and next prime (481040670109).

It is not a de Polignac number, because 481040670081 - 2¹³ = 481040661889 is a prime.

It is a super-3 number, since 3×481040670081³ (a number of 36 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 (481040670581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80173445011 + ... + 80173445016.

It is an arithmetic number, because the mean of its divisors is an integer number (160346890028).

Almost surely, 2^481040670081 is an apocalyptic number.

It is an amenable number.

481040670081 is a deficient number, since it is larger than the sum of its proper divisors (160346890031).

481040670081 is a wasteful number, since it uses less digits than its factorization.

481040670081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160346890030.

The product of its (nonzero) digits is 43008, while the sum is 39.

The spelling of 481040670081 in words is "four hundred eighty-one billion, forty million, six hundred seventy thousand, eighty-one".