5111323240443 has 16 divisors (see below), whose sum is σ = 8039930873856. Its totient is φ = 2826538197120.

The previous prime is 5111323240411. The next prime is 5111323240481. The reversal of 5111323240443 is 3440423231115.

It is not a de Polignac number, because 5111323240443 - 2⁵ = 5111323240411 is a prime.

It is a super-2 number, since 2×5111323240443² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5111323240943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3925746846 + ... + 3925748147.

It is an arithmetic number, because the mean of its divisors is an integer number (502495679616).

Almost surely, 2^{5111323240443} is an apocalyptic number.

5111323240443 is a deficient number, since it is larger than the sum of its proper divisors (2928607633413).

5111323240443 is a wasteful number, since it uses less digits than its factorization.

5111323240443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7851495034.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 5111323240443 its reverse (3440423231115), we get a palindrome (8551746471558).

The spelling of 5111323240443 in words is "five trillion, one hundred eleven billion, three hundred twenty-three million, two hundred forty thousand, four hundred forty-three".