320477585852 has 12 divisors (see below), whose sum is σ = 560980983696. Its totient is φ = 160197304800.

The previous prime is 320477585843. The next prime is 320477585861. The reversal of 320477585852 is 258585774023.

It is an interprime number because it is at equal distance from previous prime (320477585843) and next prime (320477585861).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10354649 + ... + 10385552.

It is an arithmetic number, because the mean of its divisors is an integer number (46748415308).

Almost surely, 2^320477585852 is an apocalyptic number.

It is an amenable number.

320477585852 is a deficient number, since it is larger than the sum of its proper divisors (240503397844).

320477585852 is a wasteful number, since it uses less digits than its factorization.

320477585852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20744068 (or 20744066 counting only the distinct ones).

The product of its (nonzero) digits is 18816000, while the sum is 56.

The spelling of 320477585852 in words is "three hundred twenty billion, four hundred seventy-seven million, five hundred eighty-five thousand, eight hundred fifty-two".