4243434454354 has 4 divisors (see below), whose sum is σ = 6365151681534. Its totient is φ = 2121717227176.

The previous prime is 4243434454333. The next prime is 4243434454379. The reversal of 4243434454354 is 4534544343424.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 3798885559329 + 444548895025 = 1949073^2 + 666745^2 .

It is a super-4 number, since 4×4243434454354⁴ (a number of 52 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4243434454298 and 4243434454307.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060858613587 + ... + 1060858613590.

Almost surely, 2^{4243434454354} is an apocalyptic number.

4243434454354 is a deficient number, since it is larger than the sum of its proper divisors (2121717227180).

4243434454354 is a wasteful number, since it uses less digits than its factorization.

4243434454354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121717227179.

The product of its digits is 22118400, while the sum is 49.

Adding to 4243434454354 its reverse (4534544343424), we get a palindrome (8777978797778).

The spelling of 4243434454354 in words is "four trillion, two hundred forty-three billion, four hundred thirty-four million, four hundred fifty-four thousand, three hundred fifty-four".