142216666033 has 8 divisors (see below), whose sum is σ = 153159388200. Its totient is φ = 131274369408.

The previous prime is 142216666027. The next prime is 142216666051. The reversal of 142216666033 is 330666612241.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5489031744 + 136727634289 = 74088^2 + 369767^2 .

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

It is not a de Polignac number, because 142216666033 - 2¹³ = 142216657841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142216666003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067703 + ... + 1193491.

It is an arithmetic number, because the mean of its divisors is an integer number (19144923525).

Almost surely, 2^142216666033 is an apocalyptic number.

142216666033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

142216666033 is a deficient number, since it is larger than the sum of its proper divisors (10942722167).

142216666033 is a wasteful number, since it uses less digits than its factorization.

142216666033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212771.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 142216666033 in words is "one hundred forty-two billion, two hundred sixteen million, six hundred sixty-six thousand, thirty-three".