655541143142 has 16 divisors (see below), whose sum is σ = 1004480663040. Its totient is φ = 320746550592.

The previous prime is 655541143139. The next prime is 655541143157. The reversal of 655541143142 is 241341145556.

It is a self number, because there is not a number n which added to its sum of digits gives 655541143142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8032967 + ... + 8114162.

It is an arithmetic number, because the mean of its divisors is an integer number (62780041440).

Almost surely, 2^655541143142 is an apocalyptic number.

655541143142 is a deficient number, since it is larger than the sum of its proper divisors (348939519898).

655541143142 is a wasteful number, since it uses less digits than its factorization.

655541143142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16147567.

The product of its digits is 288000, while the sum is 41.

Adding to 655541143142 its reverse (241341145556), we get a palindrome (896882288698).

The spelling of 655541143142 in words is "six hundred fifty-five billion, five hundred forty-one million, one hundred forty-three thousand, one hundred forty-two".