142245520115224 has 8 divisors (see below), whose sum is σ = 266710350216060. Its totient is φ = 71122760057608.

The previous prime is 142245520115221. The next prime is 142245520115267. The reversal of 142245520115224 is 422511025542241.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142245520115221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8890345007194 + ... + 8890345007209.

Almost surely, 2^{142245520115224} is an apocalyptic number.

It is an amenable number.

142245520115224 is a deficient number, since it is larger than the sum of its proper divisors (124464830100836).

142245520115224 is a wasteful number, since it uses less digits than its factorization.

142245520115224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17780690014409 (or 17780690014405 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 40.

Adding to 142245520115224 its reverse (422511025542241), we get a palindrome (564756545657465).

The spelling of 142245520115224 in words is "one hundred forty-two trillion, two hundred forty-five billion, five hundred twenty million, one hundred fifteen thousand, two hundred twenty-four".