54543020043 has 16 divisors (see below), whose sum is σ = 72833949440. Its totient is φ = 36307095264.

The previous prime is 54543020041. The next prime is 54543020093. The reversal of 54543020043 is 34002034545.

It is not a de Polignac number, because 54543020043 - 2¹ = 54543020041 is a prime.

It is a super-2 number, since 2×54543020043² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54543020041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7308648 + ... + 7316106.

It is an arithmetic number, because the mean of its divisors is an integer number (4552121840).

Almost surely, 2^54543020043 is an apocalyptic number.

54543020043 is a deficient number, since it is larger than the sum of its proper divisors (18290929397).

54543020043 is a wasteful number, since it uses less digits than its factorization.

54543020043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10818.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 54543020043 its reverse (34002034545), we get a palindrome (88545054588).

The spelling of 54543020043 in words is "fifty-four billion, five hundred forty-three million, twenty thousand, forty-three".