344843008403 has 16 divisors (see below), whose sum is σ = 369042573312. Its totient is φ = 321656808000.

The previous prime is 344843008369. The next prime is 344843008429. The reversal of 344843008403 is 304800348443.

It is a happy number.

It is not a de Polignac number, because 344843008403 - 2⁶ = 344843008339 is a prime.

It is a super-2 number, since 2×344843008403² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (344843008303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528943 + ... + 1739928.

It is an arithmetic number, because the mean of its divisors is an integer number (23065160832).

Almost surely, 2^344843008403 is an apocalyptic number.

344843008403 is a deficient number, since it is larger than the sum of its proper divisors (24199564909).

344843008403 is a wasteful number, since it uses less digits than its factorization.

344843008403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3269026.

The product of its (nonzero) digits is 442368, while the sum is 41.

The spelling of 344843008403 in words is "three hundred forty-four billion, eight hundred forty-three million, eight thousand, four hundred three".