142103444445 has 128 divisors (see below), whose sum is σ = 271727654400. Its totient is φ = 70240794624.

The previous prime is 142103444437. The next prime is 142103444447. The reversal of 142103444445 is 544444301241.

142103444445 is a `hidden beast` number, since 142 + 1 + 0 + 34 + 44 + 445 = 666.

142103444445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142103444445 - 2³ = 142103444437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142103444447) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 53968849 + ... + 53971481.

It is an arithmetic number, because the mean of its divisors is an integer number (2122872300).

Almost surely, 2^142103444445 is an apocalyptic number.

142103444445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142103444445 is a deficient number, since it is larger than the sum of its proper divisors (129624209955).

142103444445 is a wasteful number, since it uses less digits than its factorization.

142103444445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116 (or 3110 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 142103444445 its reverse (544444301241), we get a palindrome (686547745686).

The spelling of 142103444445 in words is "one hundred forty-two billion, one hundred three million, four hundred forty-four thousand, four hundred forty-five".