344623000426 has 64 divisors (see below), whose sum is σ = 561615436800. Its totient is φ = 158070528000.

The previous prime is 344623000391. The next prime is 344623000429. The reversal of 344623000426 is 624000326443.

It is a junction number, because it is equal to n+sod(n) for n = 344623000391 and 344623000400.

It is not an unprimeable number, because it can be changed into a prime (344623000429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158155405 + ... + 158157583.

It is an arithmetic number, because the mean of its divisors is an integer number (8775241200).

Almost surely, 2^344623000426 is an apocalyptic number.

344623000426 is a deficient number, since it is larger than the sum of its proper divisors (216992436374).

344623000426 is a wasteful number, since it uses less digits than its factorization.

344623000426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 344623000426 its reverse (624000326443), we get a palindrome (968623326869).

The spelling of 344623000426 in words is "three hundred forty-four billion, six hundred twenty-three million, four hundred twenty-six", and thus it is an aban number.