344354411512 has 32 divisors (see below), whose sum is σ = 648090331200. Its totient is φ = 171531472000.

The previous prime is 344354411509. The next prime is 344354411563. The reversal of 344354411512 is 215114453443.

It is a happy number.

It is a super-2 number, since 2×344354411512² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 2345814 + ... + 2488282.

It is an arithmetic number, because the mean of its divisors is an integer number (20252822850).

Almost surely, 2^344354411512 is an apocalyptic number.

It is an amenable number.

344354411512 is a deficient number, since it is larger than the sum of its proper divisors (303735919688).

344354411512 is a wasteful number, since it uses less digits than its factorization.

344354411512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143607 (or 143603 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

Adding to 344354411512 its reverse (215114453443), we get a palindrome (559468864955).

The spelling of 344354411512 in words is "three hundred forty-four billion, three hundred fifty-four million, four hundred eleven thousand, five hundred twelve".