316378085645 has 8 divisors (see below), whose sum is σ = 379659727104. Its totient is φ = 253098452304.

The previous prime is 316378085641. The next prime is 316378085687. The reversal of 316378085645 is 546580873613.

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 316378085645 - 2² = 316378085641 is a prime.

It is a super-3 number, since 3×316378085645³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316378085641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 130409 + ... + 806078.

It is an arithmetic number, because the mean of its divisors is an integer number (47457465888).

Almost surely, 2^316378085645 is an apocalyptic number.

It is an amenable number.

316378085645 is a deficient number, since it is larger than the sum of its proper divisors (63281641459).

316378085645 is an equidigital number, since it uses as much as digits as its factorization.

316378085645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004059.

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 316378085645 in words is "three hundred sixteen billion, three hundred seventy-eight million, eighty-five thousand, six hundred forty-five".