485946628677 has 24 divisors (see below), whose sum is σ = 719173262808. Its totient is φ = 316005580800.

The previous prime is 485946628621. The next prime is 485946628721. The reversal of 485946628677 is 776826649584.

485946628677 is a `hidden beast` number, since 4 + 8 + 594 + 6 + 6 + 28 + 6 + 7 + 7 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 142098087681 + 343848540996 = 376959^2 + 586386^2 .

It is not a de Polignac number, because 485946628677 - 2¹⁰ = 485946627653 is a prime.

It is a super-2 number, since 2×485946628677² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485946623677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1969477 + ... + 2202437.

It is an arithmetic number, because the mean of its divisors is an integer number (29965552617).

Almost surely, 2^485946628677 is an apocalyptic number.

It is an amenable number.

485946628677 is a deficient number, since it is larger than the sum of its proper divisors (233226634131).

485946628677 is a wasteful number, since it uses less digits than its factorization.

485946628677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238661 (or 238658 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 72.

The spelling of 485946628677 in words is "four hundred eighty-five billion, nine hundred forty-six million, six hundred twenty-eight thousand, six hundred seventy-seven".