313044552132 has 72 divisors (see below), whose sum is σ = 791234224704. Its totient is φ = 96286409856.

The previous prime is 313044552071. The next prime is 313044552133. The reversal of 313044552132 is 231255440313.

It is a junction number, because it is equal to n+sod(n) for n = 313044552093 and 313044552102.

It is not an unprimeable number, because it can be changed into a prime (313044552133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5860698 + ... + 5913870.

It is an arithmetic number, because the mean of its divisors is an integer number (10989364232).

Almost surely, 2^313044552132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313044552132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395617112352).

313044552132 is an abundant number, since it is smaller than the sum of its proper divisors (478189672572).

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

313044552132 is a wasteful number, since it uses less digits than its factorization.

313044552132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56109 (or 56094 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 313044552132 its reverse (231255440313), we get a palindrome (544299992445).

The spelling of 313044552132 in words is "three hundred thirteen billion, forty-four million, five hundred fifty-two thousand, one hundred thirty-two".