142531656142 has 4 divisors (see below), whose sum is σ = 213797484216. Its totient is φ = 71265828070.

The previous prime is 142531656131. The next prime is 142531656209. The reversal of 142531656142 is 241656135241.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 142531656095 and 142531656104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35632914034 + ... + 35632914037.

It is an arithmetic number, because the mean of its divisors is an integer number (53449371054).

Almost surely, 2^142531656142 is an apocalyptic number.

142531656142 is a deficient number, since it is larger than the sum of its proper divisors (71265828074).

142531656142 is an equidigital number, since it uses as much as digits as its factorization.

142531656142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71265828073.

The product of its digits is 172800, while the sum is 40.

The spelling of 142531656142 in words is "one hundred forty-two billion, five hundred thirty-one million, six hundred fifty-six thousand, one hundred forty-two".