320006474844 has 24 divisors (see below), whose sum is σ = 853350599808. Its totient is φ = 91430421360.

The previous prime is 320006474807. The next prime is 320006474869. The reversal of 320006474844 is 448474600023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 320006474796 and 320006474805.

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, 1904800362 + ... + 1904800529.

It is an arithmetic number, because the mean of its divisors is an integer number (35556274992).

Almost surely, 2^320006474844 is an apocalyptic number.

It is an amenable number.

320006474844 is an abundant number, since it is smaller than the sum of its proper divisors (533344124964).

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

320006474844 is a wasteful number, since it uses less digits than its factorization.

320006474844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809600905 (or 3809600903 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 42.

The spelling of 320006474844 in words is "three hundred twenty billion, six million, four hundred seventy-four thousand, eight hundred forty-four".