485279999999 has 4 divisors (see below), whose sum is σ = 485281486560. Its totient is φ = 485278513440.

The previous prime is 485279999977. The next prime is 485280000013. The reversal of 485279999999 is 999999972584.

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

It is a cyclic number.

It is not a de Polignac number, because 485279999999 - 2¹² = 485279995903 is a prime.

It is a Duffinian number.

485279999999 is a modest number, since divided by 999999 gives 485279 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485279999299) 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, 17162 + ... + 985319.

It is an arithmetic number, because the mean of its divisors is an integer number (121320371640).

Almost surely, 2^485279999999 is an apocalyptic number.

485279999999 is a deficient number, since it is larger than the sum of its proper divisors (1486561).

485279999999 is a wasteful number, since it uses less digits than its factorization.

485279999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486560.

The product of its digits is 10713850560, while the sum is 89.

The spelling of 485279999999 in words is "four hundred eighty-five billion, two hundred seventy-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".