320240165251160 has 384 divisors, whose sum is σ = 959545545960960. Its totient is φ = 93829903749120.

The previous prime is 320240165251091. The next prime is 320240165251187. The reversal of 320240165251160 is 61152561042023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 475982759 + ... + 476655081.

It is an arithmetic number, because the mean of its divisors is an integer number (2498816525940).

Almost surely, 2^{320240165251160} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320240165251160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479772772980480).

320240165251160 is an abundant number, since it is smaller than the sum of its proper divisors (639305380709800).

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

320240165251160 is a wasteful number, since it uses less digits than its factorization.

320240165251160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673207 (or 673192 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 320240165251160 in words is "three hundred twenty trillion, two hundred forty billion, one hundred sixty-five million, two hundred fifty-one thousand, one hundred sixty".