54065336243 has 16 divisors (see below), whose sum is σ = 56114319360. Its totient is φ = 52057658016.

The previous prime is 54065336233. The next prime is 54065336263. The reversal of 54065336243 is 34263356045.

It is a cyclic number.

It is not a de Polignac number, because 54065336243 - 2⁶ = 54065336179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54065336243.

It is not an unprimeable number, because it can be changed into a prime (54065336203) 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, 825848 + ... + 888906.

It is an arithmetic number, because the mean of its divisors is an integer number (3507144960).

Almost surely, 2^54065336243 is an apocalyptic number.

54065336243 is a deficient number, since it is larger than the sum of its proper divisors (2048983117).

54065336243 is a wasteful number, since it uses less digits than its factorization.

54065336243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63386.

The product of its (nonzero) digits is 777600, while the sum is 41.

The spelling of 54065336243 in words is "fifty-four billion, sixty-five million, three hundred thirty-six thousand, two hundred forty-three".