11143433434478 has 8 divisors (see below), whose sum is σ = 16719091487280. Its totient is φ = 5570402938720.

The previous prime is 11143433434451. The next prime is 11143433434499. The reversal of 11143433434478 is 87443433434111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11143433434478² (a number of 27 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 3 ways as a sum of consecutive naturals, for example, 656878658 + ... + 656895621.

It is an arithmetic number, because the mean of its divisors is an integer number (2089886435910).

Almost surely, 2^{11143433434478} is an apocalyptic number.

11143433434478 is a deficient number, since it is larger than the sum of its proper divisors (5575658052802).

11143433434478 is a wasteful number, since it uses less digits than its factorization.

11143433434478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313778522.

The product of its digits is 4644864, while the sum is 50.

Adding to 11143433434478 its reverse (87443433434111), we get a palindrome (98586866868589).

The spelling of 11143433434478 in words is "eleven trillion, one hundred forty-three billion, four hundred thirty-three million, four hundred thirty-four thousand, four hundred seventy-eight".