485899144499 has 4 divisors (see below), whose sum is σ = 485907970800. Its totient is φ = 485890318200.

The previous prime is 485899144487. The next prime is 485899144501. The reversal of 485899144499 is 994441998584.

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 485899144499 - 2²⁴ = 485882367283 is a prime.

It is a super-2 number, since 2×485899144499² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485899144469) 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, 4330052 + ... + 4440849.

It is an arithmetic number, because the mean of its divisors is an integer number (121476992700).

Almost surely, 2^485899144499 is an apocalyptic number.

485899144499 is a deficient number, since it is larger than the sum of its proper divisors (8826301).

485899144499 is an equidigital number, since it uses as much as digits as its factorization.

485899144499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8826300.

The product of its digits is 537477120, while the sum is 74.

The spelling of 485899144499 in words is "four hundred eighty-five billion, eight hundred ninety-nine million, one hundred forty-four thousand, four hundred ninety-nine".