4115539774543 has 4 divisors (see below), whose sum is σ = 4130726268448. Its totient is φ = 4100353280640.

The previous prime is 4115539774523. The next prime is 4115539774561. The reversal of 4115539774543 is 3454779355114.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4115539774543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4115539774523) 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 3 ways as a sum of consecutive naturals, for example, 7593246546 + ... + 7593247087.

It is an arithmetic number, because the mean of its divisors is an integer number (1032681567112).

Almost surely, 2^{4115539774543} is an apocalyptic number.

4115539774543 is a deficient number, since it is larger than the sum of its proper divisors (15186493905).

4115539774543 is a wasteful number, since it uses less digits than its factorization.

4115539774543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15186493904.

The product of its digits is 31752000, while the sum is 58.

The spelling of 4115539774543 in words is "four trillion, one hundred fifteen billion, five hundred thirty-nine million, seven hundred seventy-four thousand, five hundred forty-three".