344321235420454 has 16 divisors (see below), whose sum is σ = 529438644677376. Its totient is φ = 167847396292800.

The previous prime is 344321235420427. The next prime is 344321235420707. The reversal of 344321235420454 is 454024532123443.

It is a super-2 number, since 2×344321235420454² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1427153157 + ... + 1427394400.

It is an arithmetic number, because the mean of its divisors is an integer number (33089915292336).

Almost surely, 2^{344321235420454} is an apocalyptic number.

344321235420454 is a deficient number, since it is larger than the sum of its proper divisors (185117409256922).

344321235420454 is a wasteful number, since it uses less digits than its factorization.

344321235420454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854549071.

The product of its (nonzero) digits is 5529600, while the sum is 46.

Adding to 344321235420454 its reverse (454024532123443), we get a palindrome (798345767543897).

The spelling of 344321235420454 in words is "three hundred forty-four trillion, three hundred twenty-one billion, two hundred thirty-five million, four hundred twenty thousand, four hundred fifty-four".