142774857142 has 8 divisors (see below), whose sum is σ = 216568603800. Its totient is φ = 70585322544.

The previous prime is 142774857133. The next prime is 142774857157. The reversal of 142774857142 is 241758477241.

142774857142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 142774857142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401052792 + ... + 401053147.

It is an arithmetic number, because the mean of its divisors is an integer number (27071075475).

Almost surely, 2^142774857142 is an apocalyptic number.

142774857142 is a deficient number, since it is larger than the sum of its proper divisors (73793746658).

142774857142 is an equidigital number, since it uses as much as digits as its factorization.

142774857142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802106030.

The product of its digits is 3512320, while the sum is 52.

The spelling of 142774857142 in words is "one hundred forty-two billion, seven hundred seventy-four million, eight hundred fifty-seven thousand, one hundred forty-two".