142666166226423 has 8 divisors (see below), whose sum is σ = 217396062821248. Its totient is φ = 81523523557944.

The previous prime is 142666166226383. The next prime is 142666166226457. The reversal of 142666166226423 is 324622661666241.

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

It is not a de Polignac number, because 142666166226423 - 2¹⁷ = 142666166095351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142666166226323) 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, 3396813481561 + ... + 3396813481602.

It is an arithmetic number, because the mean of its divisors is an integer number (27174507852656).

Almost surely, 2^{142666166226423} is an apocalyptic number.

142666166226423 is a deficient number, since it is larger than the sum of its proper divisors (74729896594825).

142666166226423 is an equidigital number, since it uses as much as digits as its factorization.

142666166226423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6793626963173.

The product of its digits is 35831808, while the sum is 57.

The spelling of 142666166226423 in words is "one hundred forty-two trillion, six hundred sixty-six billion, one hundred sixty-six million, two hundred twenty-six thousand, four hundred twenty-three".