142219186135 has 16 divisors (see below), whose sum is σ = 183871293984. Its totient is φ = 104977487232.

The previous prime is 142219186127. The next prime is 142219186139. The reversal of 142219186135 is 531681912241.

It is a cyclic number.

It is not a de Polignac number, because 142219186135 - 2³ = 142219186127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142219186091 and 142219186100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142219186139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328057 + ... + 626146.

It is an arithmetic number, because the mean of its divisors is an integer number (11491955874).

Almost surely, 2^142219186135 is an apocalyptic number.

142219186135 is a deficient number, since it is larger than the sum of its proper divisors (41652107849).

142219186135 is a wasteful number, since it uses less digits than its factorization.

142219186135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956514.

The product of its digits is 103680, while the sum is 43.

The spelling of 142219186135 in words is "one hundred forty-two billion, two hundred nineteen million, one hundred eighty-six thousand, one hundred thirty-five".