320061335361744 has 80 divisors (see below), whose sum is σ = 827667647040960. Its totient is φ = 106578411878400.

The previous prime is 320061335361721. The next prime is 320061335361827. The reversal of 320061335361744 is 447163533160023.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 320061335361693 and 320061335361702.

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 15 ways as a sum of consecutive naturals, for example, 775532602 + ... + 775945190.

It is an arithmetic number, because the mean of its divisors is an integer number (10345845588012).

Almost surely, 2^{320061335361744} is an apocalyptic number.

It is an amenable number.

320061335361744 is an abundant number, since it is smaller than the sum of its proper divisors (507606311679216).

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

320061335361744 is a wasteful number, since it uses less digits than its factorization.

320061335361744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429028 (or 429022 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 48.

The spelling of 320061335361744 in words is "three hundred twenty trillion, sixty-one billion, three hundred thirty-five million, three hundred sixty-one thousand, seven hundred forty-four".