55204143542 has 16 divisors (see below), whose sum is σ = 88036800480. Its totient is φ = 25903829952.

The previous prime is 55204143539. The next prime is 55204143551. The reversal of 55204143542 is 24534140255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11319167 + ... + 11324042.

It is an arithmetic number, because the mean of its divisors is an integer number (5502300030).

Almost surely, 2^55204143542 is an apocalyptic number.

55204143542 is a deficient number, since it is larger than the sum of its proper divisors (32832656938).

55204143542 is a wasteful number, since it uses less digits than its factorization.

55204143542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22643287.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 55204143542 its reverse (24534140255), we get a palindrome (79738283797).

The spelling of 55204143542 in words is "fifty-five billion, two hundred four million, one hundred forty-three thousand, five hundred forty-two".