142231444352 has 16 divisors (see below), whose sum is σ = 283351705800. Its totient is φ = 71115722112.

The previous prime is 142231444351. The next prime is 142231444361. The reversal of 142231444352 is 253444132241.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142231444351) 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 as a sum of consecutive naturals, namely, 555591452 + ... + 555591707.

Almost surely, 2^142231444352 is an apocalyptic number.

It is an amenable number.

142231444352 is a deficient number, since it is larger than the sum of its proper divisors (141120261448).

142231444352 is an equidigital number, since it uses as much as digits as its factorization.

142231444352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111183173 (or 1111183161 counting only the distinct ones).

The product of its digits is 92160, while the sum is 35.

Adding to 142231444352 its reverse (253444132241), we get a palindrome (395675576593).

The spelling of 142231444352 in words is "one hundred forty-two billion, two hundred thirty-one million, four hundred forty-four thousand, three hundred fifty-two".