73284297543 has 12 divisors (see below), whose sum is σ = 106488961488. Its totient is φ = 48563645280.

The previous prime is 73284297517. The next prime is 73284297553. The reversal of 73284297543 is 34579248237.

It is a happy number.

73284297543 is a `hidden beast` number, since 7 + 3 + 2 + 8 + 4 + 2 + 97 + 543 = 666.

It is not a de Polignac number, because 73284297543 - 2⁵ = 73284297511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73284297543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73284297503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24377838 + ... + 24380843.

It is an arithmetic number, because the mean of its divisors is an integer number (8874080124).

Almost surely, 2^73284297543 is an apocalyptic number.

73284297543 is a deficient number, since it is larger than the sum of its proper divisors (33204663945).

73284297543 is a wasteful number, since it uses less digits than its factorization.

73284297543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48758854 (or 48758851 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The spelling of 73284297543 in words is "seventy-three billion, two hundred eighty-four million, two hundred ninety-seven thousand, five hundred forty-three".