344025378431 has 8 divisors (see below), whose sum is σ = 393179318400. Its totient is φ = 294873302808.

The previous prime is 344025378383. The next prime is 344025378461. The reversal of 344025378431 is 134873520443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 344025378431 - 2³⁴ = 326845509247 is a prime.

It is a super-2 number, since 2×344025378431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344025378461) 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 7 ways as a sum of consecutive naturals, for example, 45341 + ... + 830726.

It is an arithmetic number, because the mean of its divisors is an integer number (49147414800).

Almost surely, 2^344025378431 is an apocalyptic number.

344025378431 is a deficient number, since it is larger than the sum of its proper divisors (49153939969).

344025378431 is an equidigital number, since it uses as much as digits as its factorization.

344025378431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932173.

The product of its (nonzero) digits is 967680, while the sum is 44.

Adding to 344025378431 its reverse (134873520443), we get a palindrome (478898898874).

The spelling of 344025378431 in words is "three hundred forty-four billion, twenty-five million, three hundred seventy-eight thousand, four hundred thirty-one".