343411140054431 has 4 divisors (see below), whose sum is σ = 343428037734552. Its totient is φ = 343394242374312.

The previous prime is 343411140054413. The next prime is 343411140054443. The reversal of 343411140054431 is 134450041114343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343411140054431 - 2²² = 343411135860127 is a prime.

It is a super-2 number, since 2×343411140054431² (a number of 30 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 (343411140057431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8448809576 + ... + 8448850221.

It is an arithmetic number, because the mean of its divisors is an integer number (85857009433638).

Almost surely, 2^{343411140054431} is an apocalyptic number.

343411140054431 is a deficient number, since it is larger than the sum of its proper divisors (16897680121).

343411140054431 is a wasteful number, since it uses less digits than its factorization.

343411140054431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16897680120.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 343411140054431 its reverse (134450041114343), we get a palindrome (477861181168774).

The spelling of 343411140054431 in words is "three hundred forty-three trillion, four hundred eleven billion, one hundred forty million, fifty-four thousand, four hundred thirty-one".