485546939815 has 16 divisors (see below), whose sum is σ = 705063120192. Its totient is φ = 313361385984.

The previous prime is 485546939809. The next prime is 485546939819. The reversal of 485546939815 is 518939645584.

It is a cyclic number.

It is not a de Polignac number, because 485546939815 - 2¹¹ = 485546937767 is a prime.

It is a super-2 number, since 2×485546939815² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485546939819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408022044 + ... + 408023233.

It is an arithmetic number, because the mean of its divisors is an integer number (44066445012).

Almost surely, 2^485546939815 is an apocalyptic number.

485546939815 is a deficient number, since it is larger than the sum of its proper divisors (219516180377).

485546939815 is a wasteful number, since it uses less digits than its factorization.

485546939815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816045306.

The product of its digits is 186624000, while the sum is 67.

The spelling of 485546939815 in words is "four hundred eighty-five billion, five hundred forty-six million, nine hundred thirty-nine thousand, eight hundred fifteen".