142322117665 has 32 divisors (see below), whose sum is σ = 210804814080. Its totient is φ = 89825497344.

The previous prime is 142322117633. The next prime is 142322117711. The reversal of 142322117665 is 566711223241.

It is a cyclic number.

It is not a de Polignac number, because 142322117665 - 2⁵ = 142322117633 is a prime.

It is a super-3 number, since 3×142322117665³ (a number of 34 digits) contains 333 as substring.

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, 292830 + ... + 608599.

It is an arithmetic number, because the mean of its divisors is an integer number (6587650440).

Almost surely, 2^142322117665 is an apocalyptic number.

It is an amenable number.

142322117665 is a deficient number, since it is larger than the sum of its proper divisors (68482696415).

142322117665 is a wasteful number, since it uses less digits than its factorization.

142322117665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901801.

The product of its digits is 120960, while the sum is 40.

The spelling of 142322117665 in words is "one hundred forty-two billion, three hundred twenty-two million, one hundred seventeen thousand, six hundred sixty-five".