344246561340 has 48 divisors (see below), whose sum is σ = 1051516771200. Its totient is φ = 83453711680.

The previous prime is 344246561339. The next prime is 344246561353. The reversal of 344246561340 is 43165642443.

It is a super-3 number, since 3×344246561340³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344246561292 and 344246561301.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 260792190 + ... + 260793509.

It is an arithmetic number, because the mean of its divisors is an integer number (21906599400).

Almost surely, 2^344246561340 is an apocalyptic number.

344246561340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

344246561340 is an abundant number, since it is smaller than the sum of its proper divisors (707270209860).

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

344246561340 is a wasteful number, since it uses less digits than its factorization.

344246561340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521585722 (or 521585720 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 344246561340 in words is "three hundred forty-four billion, two hundred forty-six million, five hundred sixty-one thousand, three hundred forty".