142116424426 has 4 divisors (see below), whose sum is σ = 213174636642. Its totient is φ = 71058212212.

The previous prime is 142116424361. The next prime is 142116424427. The reversal of 142116424426 is 624424611241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 624424611241 = 43 ⋅14521502587.

It can be written as a sum of positive squares in only one way, i.e., 135535158801 + 6581265625 = 368151^2 + 81125^2 .

It is not an unprimeable number, because it can be changed into a prime (142116424427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35529106105 + ... + 35529106108.

Almost surely, 2^142116424426 is an apocalyptic number.

142116424426 is a deficient number, since it is larger than the sum of its proper divisors (71058212216).

142116424426 is an equidigital number, since it uses as much as digits as its factorization.

142116424426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71058212215.

The product of its digits is 73728, while the sum is 37.

The spelling of 142116424426 in words is "one hundred forty-two billion, one hundred sixteen million, four hundred twenty-four thousand, four hundred twenty-six".