344623317028 has 6 divisors (see below), whose sum is σ = 603090804806. Its totient is φ = 172311658512.

The previous prime is 344623317019. The next prime is 344623317067. The reversal of 344623317028 is 820713326443.

It can be written as a sum of positive squares in only one way, i.e., 283511521764 + 61111795264 = 532458^2 + 247208^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43077914625 + ... + 43077914632.

Almost surely, 2^344623317028 is an apocalyptic number.

It is an amenable number.

344623317028 is a deficient number, since it is larger than the sum of its proper divisors (258467487778).

344623317028 is a wasteful number, since it uses less digits than its factorization.

344623317028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86155829261 (or 86155829259 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 344623317028 in words is "three hundred forty-four billion, six hundred twenty-three million, three hundred seventeen thousand, twenty-eight".