142055520515045 has 24 divisors (see below), whose sum is σ = 178204101282816. Its totient is φ = 108701133713568.

The previous prime is 142055520515017. The next prime is 142055520515107. The reversal of 142055520515045 is 540515025550241.

It is a happy number.

It is not a de Polignac number, because 142055520515045 - 2²² = 142055516320741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142055520514987 and 142055520515005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135279212 + ... + 136325258.

It is an arithmetic number, because the mean of its divisors is an integer number (7425170886784).

Almost surely, 2^{142055520515045} is an apocalyptic number.

It is an amenable number.

142055520515045 is a deficient number, since it is larger than the sum of its proper divisors (36148580767771).

142055520515045 is a wasteful number, since it uses less digits than its factorization.

142055520515045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097441 (or 1097418 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 44.

The spelling of 142055520515045 in words is "one hundred forty-two trillion, fifty-five billion, five hundred twenty million, five hundred fifteen thousand, forty-five".