344845397951 has 4 divisors (see below), whose sum is σ = 356736618600. Its totient is φ = 332954177304.

The previous prime is 344845397929. The next prime is 344845397993. The reversal of 344845397951 is 159793548443.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 344845397951 - 2¹⁸ = 344845135807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344845397251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5945610281 + ... + 5945610338.

It is an arithmetic number, because the mean of its divisors is an integer number (89184154650).

Almost surely, 2^344845397951 is an apocalyptic number.

344845397951 is a deficient number, since it is larger than the sum of its proper divisors (11891220649).

344845397951 is a wasteful number, since it uses less digits than its factorization.

344845397951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11891220648.

The product of its digits is 65318400, while the sum is 62.

The spelling of 344845397951 in words is "three hundred forty-four billion, eight hundred forty-five million, three hundred ninety-seven thousand, nine hundred fifty-one".