6544073142 has 12 divisors (see below), whose sum is σ = 14178825180. Its totient is φ = 2181357708.

The previous prime is 6544073083. The next prime is 6544073161. The reversal of 6544073142 is 2413704456.

6544073142 is a `hidden beast` number, since 6 + 5 + 440 + 73 + 142 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6544073097 and 6544073106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 181779792 + ... + 181779827.

It is an arithmetic number, because the mean of its divisors is an integer number (1181568765).

Almost surely, 2^6544073142 is an apocalyptic number.

6544073142 is an abundant number, since it is smaller than the sum of its proper divisors (7634752038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6544073142 is a wasteful number, since it uses less digits than its factorization.

6544073142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363559627 (or 363559624 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 6544073142 is about 80895.4457432555. The cubic root of 6544073142 is about 1870.4641190263.

Adding to 6544073142 its reverse (2413704456), we get a palindrome (8957777598).

The spelling of 6544073142 in words is "six billion, five hundred forty-four million, seventy-three thousand, one hundred forty-two".