142555323153 has 4 divisors (see below), whose sum is σ = 190073764208. Its totient is φ = 95036882100.

The previous prime is 142555323149. The next prime is 142555323161. The reversal of 142555323153 is 351323555241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 142555323153 - 2² = 142555323149 is a prime.

It is a super-2 number, since 2×142555323153² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142555323133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23759220523 + ... + 23759220528.

It is an arithmetic number, because the mean of its divisors is an integer number (47518441052).

Almost surely, 2^142555323153 is an apocalyptic number.

It is an amenable number.

142555323153 is a deficient number, since it is larger than the sum of its proper divisors (47518441055).

142555323153 is an equidigital number, since it uses as much as digits as its factorization.

142555323153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47518441054.

The product of its digits is 270000, while the sum is 39.

Adding to 142555323153 its reverse (351323555241), we get a palindrome (493878878394).

The spelling of 142555323153 in words is "one hundred forty-two billion, five hundred fifty-five million, three hundred twenty-three thousand, one hundred fifty-three".