550343211015142 has 16 divisors (see below), whose sum is σ = 827045948530800. Its totient is φ = 274661428446432.

The previous prime is 550343211015113. The next prime is 550343211015149. The reversal of 550343211015142 is 241510112343055.

It is a super-2 number, since 2×550343211015142² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550343211015149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44570017 + ... + 55562332.

It is an arithmetic number, because the mean of its divisors is an integer number (51690371783175).

Almost surely, 2^{550343211015142} is an apocalyptic number.

550343211015142 is a deficient number, since it is larger than the sum of its proper divisors (276702737515658).

550343211015142 is a wasteful number, since it uses less digits than its factorization.

550343211015142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100137447.

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 550343211015142 its reverse (241510112343055), we get a palindrome (791853323358197).

The spelling of 550343211015142 in words is "five hundred fifty trillion, three hundred forty-three billion, two hundred eleven million, fifteen thousand, one hundred forty-two".