313044034240 has 168 divisors, whose sum is σ = 868704670512. Its totient is φ = 107135723520.

The previous prime is 313044034207. The next prime is 313044034271. The reversal of 313044034240 is 42430440313.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 313044034199 and 313044034208.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8810110 + ... + 8845570.

It is an arithmetic number, because the mean of its divisors is an integer number (5170861134).

Almost surely, 2^313044034240 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 313044034240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (434352335256).

313044034240 is an abundant number, since it is smaller than the sum of its proper divisors (555660636272).

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

313044034240 is a wasteful number, since it uses less digits than its factorization.

313044034240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36055 (or 36038 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 313044034240 its reverse (42430440313), we get a palindrome (355474474553).

The spelling of 313044034240 in words is "three hundred thirteen billion, forty-four million, thirty-four thousand, two hundred forty".