543721045373 has 16 divisors (see below), whose sum is σ = 618983880192. Its totient is φ = 472766910000.

The previous prime is 543721045369. The next prime is 543721045447. The reversal of 543721045373 is 373540127345.

It is not a de Polignac number, because 543721045373 - 2² = 543721045369 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 (543721045303) 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, 3839558 + ... + 3978648.

It is an arithmetic number, because the mean of its divisors is an integer number (38686492512).

Almost surely, 2^543721045373 is an apocalyptic number.

It is an amenable number.

543721045373 is a deficient number, since it is larger than the sum of its proper divisors (75262834819).

543721045373 is a wasteful number, since it uses less digits than its factorization.

543721045373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154576.

The product of its (nonzero) digits is 1058400, while the sum is 44.

The spelling of 543721045373 in words is "five hundred forty-three billion, seven hundred twenty-one million, forty-five thousand, three hundred seventy-three".