486807403721 has 4 divisors (see below), whose sum is σ = 486859651200. Its totient is φ = 486755156244.

The previous prime is 486807403717. The next prime is 486807403801. The reversal of 486807403721 is 127304708684.

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 a cyclic number.

It is not a de Polignac number, because 486807403721 - 2² = 486807403717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 486807403721.

It is not an unprimeable number, because it can be changed into a prime (486807403321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26109761 + ... + 26128398.

It is an arithmetic number, because the mean of its divisors is an integer number (121714912800).

Almost surely, 2^486807403721 is an apocalyptic number.

It is an amenable number.

486807403721 is a deficient number, since it is larger than the sum of its proper divisors (52247479).

486807403721 is an equidigital number, since it uses as much as digits as its factorization.

486807403721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52247478.

The product of its (nonzero) digits is 1806336, while the sum is 50.

The spelling of 486807403721 in words is "four hundred eighty-six billion, eight hundred seven million, four hundred three thousand, seven hundred twenty-one".