344112403240 has 32 divisors (see below), whose sum is σ = 774323702280. Its totient is φ = 137632375552.

The previous prime is 344112403237. The next prime is 344112403267. The reversal of 344112403240 is 42304211443.

It can be written as a sum of positive squares in 4 ways, for example, as 339905324196 + 4207079044 = 583014^2 + 64862^2 .

It is a super-4 number, since 4×344112403240⁴ (a number of 47 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344112403199 and 344112403208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55962 + ... + 831478.

Almost surely, 2^344112403240 is an apocalyptic number.

It is an amenable number.

344112403240 is an abundant number, since it is smaller than the sum of its proper divisors (430211299040).

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

344112403240 is a wasteful number, since it uses less digits than its factorization.

344112403240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786621 (or 786617 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 344112403240 its reverse (42304211443), we get a palindrome (386416614683).

The spelling of 344112403240 in words is "three hundred forty-four billion, one hundred twelve million, four hundred three thousand, two hundred forty".