485611952321 has 4 divisors (see below), whose sum is σ = 485616403200. Its totient is φ = 485607501444.

The previous prime is 485611952291. The next prime is 485611952323. The reversal of 485611952321 is 123259116584.

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 a de Polignac number, because none of the positive numbers 2^k-485611952321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485611952323) 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, 2057561 + ... + 2281398.

It is an arithmetic number, because the mean of its divisors is an integer number (121404100800).

Almost surely, 2^485611952321 is an apocalyptic number.

It is an amenable number.

485611952321 is a deficient number, since it is larger than the sum of its proper divisors (4450879).

485611952321 is a wasteful number, since it uses less digits than its factorization.

485611952321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4450878.

The product of its digits is 518400, while the sum is 47.

The spelling of 485611952321 in words is "four hundred eighty-five billion, six hundred eleven million, nine hundred fifty-two thousand, three hundred twenty-one".