485668289428 has 24 divisors (see below), whose sum is σ = 971354365632. Its totient is φ = 208139741184.

The previous prime is 485668289401. The next prime is 485668289437. The reversal of 485668289428 is 824982866584.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1838100 + ... + 2085652.

It is an arithmetic number, because the mean of its divisors is an integer number (40473098568).

Almost surely, 2^485668289428 is an apocalyptic number.

It is an amenable number.

485668289428 is an abundant number, since it is smaller than the sum of its proper divisors (485686076204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

485668289428 is a wasteful number, since it uses less digits than its factorization.

485668289428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317631 (or 317629 counting only the distinct ones).

The product of its digits is 424673280, while the sum is 70.

The spelling of 485668289428 in words is "four hundred eighty-five billion, six hundred sixty-eight million, two hundred eighty-nine thousand, four hundred twenty-eight".