316642473438 has 8 divisors (see below), whose sum is σ = 633284946888. Its totient is φ = 105547491144.

The previous prime is 316642473421. The next prime is 316642473451. The reversal of 316642473438 is 834374246613.

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

316642473438 is an admirable number.

It is a super-3 number, since 3×316642473438³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26386872781 + ... + 26386872792.

It is an arithmetic number, because the mean of its divisors is an integer number (79160618361).

Almost surely, 2^316642473438 is an apocalyptic number.

316642473438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

316642473438 is a wasteful number, since it uses less digits than its factorization.

316642473438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52773745578.

The product of its digits is 6967296, while the sum is 51.

The spelling of 316642473438 in words is "three hundred sixteen billion, six hundred forty-two million, four hundred seventy-three thousand, four hundred thirty-eight".