53982196443 has 16 divisors (see below), whose sum is σ = 91398428160. Its totient is φ = 30846969288.

The previous prime is 53982196409. The next prime is 53982196453. The reversal of 53982196443 is 34469128935.

53982196443 is a `hidden beast` number, since 5 + 3 + 9 + 8 + 2 + 196 + 443 = 666.

It is not a de Polignac number, because 53982196443 - 2⁸ = 53982196187 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 53982196443.

It is not an unprimeable number, because it can be changed into a prime (53982196453) 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, 142809855 + ... + 142810232.

It is an arithmetic number, because the mean of its divisors is an integer number (5712401760).

Almost surely, 2^53982196443 is an apocalyptic number.

53982196443 is a deficient number, since it is larger than the sum of its proper divisors (37416231717).

53982196443 is a wasteful number, since it uses less digits than its factorization.

53982196443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285620103 (or 285620097 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The spelling of 53982196443 in words is "fifty-three billion, nine hundred eighty-two million, one hundred ninety-six thousand, four hundred forty-three".