142027075817 has 8 divisors (see below), whose sum is σ = 160281339840. Its totient is φ = 124663263760.

The previous prime is 142027075777. The next prime is 142027075831. The reversal of 142027075817 is 718570720241.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142027075817 - 2⁶ = 142027075753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142027075517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222612653 + ... + 222613290.

It is an arithmetic number, because the mean of its divisors is an integer number (20035167480).

Almost surely, 2^142027075817 is an apocalyptic number.

It is an amenable number.

142027075817 is a deficient number, since it is larger than the sum of its proper divisors (18254264023).

142027075817 is a wasteful number, since it uses less digits than its factorization.

142027075817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445225983.

The product of its (nonzero) digits is 219520, while the sum is 44.

The spelling of 142027075817 in words is "one hundred forty-two billion, twenty-seven million, seventy-five thousand, eight hundred seventeen".