320265262016 has 56 divisors (see below), whose sum is σ = 726411832416. Its totient is φ = 137238405120.

The previous prime is 320265261989. The next prime is 320265262019. The reversal of 320265262016 is 610262562023.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320265262019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3673976 + ... + 3760136.

Almost surely, 2^320265262016 is an apocalyptic number.

It is an amenable number.

320265262016 is an abundant number, since it is smaller than the sum of its proper divisors (406146570400).

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

320265262016 is an equidigital number, since it uses as much as digits as its factorization.

320265262016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94477 (or 94467 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 320265262016 in words is "three hundred twenty billion, two hundred sixty-five million, two hundred sixty-two thousand, sixteen".