344904206969 has 16 divisors (see below), whose sum is σ = 394770000000. Its totient is φ = 295187203584.

The previous prime is 344904206963. The next prime is 344904207007. The reversal of 344904206969 is 969602409443.

It is a happy number.

It is not a de Polignac number, because 344904206969 - 2³⁶ = 276184730233 is a prime.

It is a super-2 number, since 2×344904206969² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344904206963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13092599 + ... + 13118915.

It is an arithmetic number, because the mean of its divisors is an integer number (24673125000).

Almost surely, 2^344904206969 is an apocalyptic number.

It is an amenable number.

344904206969 is a deficient number, since it is larger than the sum of its proper divisors (49865793031).

344904206969 is a wasteful number, since it uses less digits than its factorization.

344904206969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29072.

The product of its (nonzero) digits is 10077696, while the sum is 56.

The spelling of 344904206969 in words is "three hundred forty-four billion, nine hundred four million, two hundred six thousand, nine hundred sixty-nine".