316146448422 has 96 divisors (see below), whose sum is σ = 809119501632. Its totient is φ = 87326284032.

The previous prime is 316146448403. The next prime is 316146448447. The reversal of 316146448422 is 224844641613.

It is a happy number.

316146448422 is a `hidden beast` number, since 3 + 1 + 6 + 146 + 4 + 484 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 515968 + ... + 947900.

It is an arithmetic number, because the mean of its divisors is an integer number (8428328142).

Almost surely, 2^316146448422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316146448422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404559750816).

316146448422 is an abundant number, since it is smaller than the sum of its proper divisors (492973053210).

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

316146448422 is a wasteful number, since it uses less digits than its factorization.

316146448422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432142 (or 432139 counting only the distinct ones).

The product of its digits is 884736, while the sum is 45.

The spelling of 316146448422 in words is "three hundred sixteen billion, one hundred forty-six million, four hundred forty-eight thousand, four hundred twenty-two".