142339140545 has 32 divisors (see below), whose sum is σ = 195789166848. Its totient is φ = 97313718528.

The previous prime is 142339140527. The next prime is 142339140577. The reversal of 142339140545 is 545041933241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 142339140545 - 2⁶ = 142339140481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30961187 + ... + 30965783.

It is an arithmetic number, because the mean of its divisors is an integer number (6118411464).

Almost surely, 2^142339140545 is an apocalyptic number.

It is an amenable number.

142339140545 is a deficient number, since it is larger than the sum of its proper divisors (53450026303).

142339140545 is a wasteful number, since it uses less digits than its factorization.

142339140545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7049.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 142339140545 in words is "one hundred forty-two billion, three hundred thirty-nine million, one hundred forty thousand, five hundred forty-five".