316665535145 has 8 divisors (see below), whose sum is σ = 380017445640. Its totient is φ = 253319892480.

The previous prime is 316665535133. The next prime is 316665535159. The reversal of 316665535145 is 541535566613.

It can be written as a sum of positive squares in 4 ways, for example, as 53729385616 + 262936149529 = 231796^2 + 512773^2 .

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

It is not a de Polignac number, because 316665535145 - 2¹⁶ = 316665469609 is a prime.

It is a super-2 number, since 2×316665535145² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 316665535093 and 316665535102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455080 + ... + 1658489.

It is an arithmetic number, because the mean of its divisors is an integer number (47502180705).

Almost surely, 2^316665535145 is an apocalyptic number.

It is an amenable number.

316665535145 is a deficient number, since it is larger than the sum of its proper divisors (63351910495).

316665535145 is a wasteful number, since it uses less digits than its factorization.

316665535145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133915.

The product of its digits is 4860000, while the sum is 50.

The spelling of 316665535145 in words is "three hundred sixteen billion, six hundred sixty-five million, five hundred thirty-five thousand, one hundred forty-five".