142166157199 has 6 divisors (see below), whose sum is σ = 156265280360. Its totient is φ = 129241960980.

The previous prime is 142166157197. The next prime is 142166157257. The reversal of 142166157199 is 991751661241.

142166157199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142166157199 - 2¹ = 142166157197 is a prime.

It is a super-2 number, since 2×142166157199² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142166157191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 587463339 + ... + 587463580.

Almost surely, 2^142166157199 is an apocalyptic number.

142166157199 is a deficient number, since it is larger than the sum of its proper divisors (14099123161).

142166157199 is a wasteful number, since it uses less digits than its factorization.

142166157199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174926941 (or 1174926930 counting only the distinct ones).

The product of its digits is 816480, while the sum is 52.

The spelling of 142166157199 in words is "one hundred forty-two billion, one hundred sixty-six million, one hundred fifty-seven thousand, one hundred ninety-nine".