344421145311 has 32 divisors (see below), whose sum is σ = 482837591808. Its totient is φ = 218109024000.

The previous prime is 344421145309. The next prime is 344421145379. The reversal of 344421145311 is 113541124443.

It is not a de Polignac number, because 344421145311 - 2¹ = 344421145309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344421145111) 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 31 ways as a sum of consecutive naturals, for example, 10727995 + ... + 10760051.

It is an arithmetic number, because the mean of its divisors is an integer number (15088674744).

Almost surely, 2^344421145311 is an apocalyptic number.

344421145311 is a deficient number, since it is larger than the sum of its proper divisors (138416446497).

344421145311 is a wasteful number, since it uses less digits than its factorization.

344421145311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34391.

The product of its digits is 23040, while the sum is 33.

Adding to 344421145311 its reverse (113541124443), we get a palindrome (457962269754).

The spelling of 344421145311 in words is "three hundred forty-four billion, four hundred twenty-one million, one hundred forty-five thousand, three hundred eleven".