320616552144313 has 8 divisors (see below), whose sum is σ = 334632489766848. Its totient is φ = 306606955149264.

The previous prime is 320616552144293. The next prime is 320616552144331. The reversal of 320616552144313 is 313441255616023.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320616552144313 - 2¹³ = 320616552136121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320616552144353) 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, 1585053531 + ... + 1585255792.

It is an arithmetic number, because the mean of its divisors is an integer number (41829061220856).

Almost surely, 2^{320616552144313} is an apocalyptic number.

It is an amenable number.

320616552144313 is a deficient number, since it is larger than the sum of its proper divisors (14015937622535).

320616552144313 is a wasteful number, since it uses less digits than its factorization.

320616552144313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170313743.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 320616552144313 in words is "three hundred twenty trillion, six hundred sixteen billion, five hundred fifty-two million, one hundred forty-four thousand, three hundred thirteen".