354343111554534 has 16 divisors (see below), whose sum is σ = 708722423283888. Its totient is φ = 118108337155712.

The previous prime is 354343111554521. The next prime is 354343111554643. The reversal of 354343111554534 is 435455111343453.

It is a happy number.

It is a super-2 number, since 2×354343111554534² (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, 1508213367 + ... + 1508448290.

It is an arithmetic number, because the mean of its divisors is an integer number (44295151455243).

Almost surely, 2^{354343111554534} is an apocalyptic number.

354343111554534 is an abundant number, since it is smaller than the sum of its proper divisors (354379311729354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354343111554534 is a wasteful number, since it uses less digits than its factorization.

354343111554534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016681239.

The product of its digits is 12960000, while the sum is 51.

Adding to 354343111554534 its reverse (435455111343453), we get a palindrome (789798222897987).

The spelling of 354343111554534 in words is "three hundred fifty-four trillion, three hundred forty-three billion, one hundred eleven million, five hundred fifty-four thousand, five hundred thirty-four".