842157264142 has 8 divisors (see below), whose sum is σ = 1263386503800. Its totient is φ = 421028429544.

The previous prime is 842157264119. The next prime is 842157264187. The reversal of 842157264142 is 241462751248.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 842157264092 and 842157264101.

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, 25080292 + ... + 25113847.

It is an arithmetic number, because the mean of its divisors is an integer number (157923312975).

Almost surely, 2^842157264142 is an apocalyptic number.

842157264142 is a deficient number, since it is larger than the sum of its proper divisors (421229239658).

842157264142 is a wasteful number, since it uses less digits than its factorization.

842157264142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50202530.

The product of its digits is 860160, while the sum is 46.

The spelling of 842157264142 in words is "eight hundred forty-two billion, one hundred fifty-seven million, two hundred sixty-four thousand, one hundred forty-two".