142426020426 has 16 divisors (see below), whose sum is σ = 284934672000. Its totient is φ = 47461568288.

The previous prime is 142426020397. The next prime is 142426020427. The reversal of 142426020426 is 624020624241.

It is not an unprimeable number, because it can be changed into a prime (142426020427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3420546 + ... + 3461933.

It is an arithmetic number, because the mean of its divisors is an integer number (17808417000).

Almost surely, 2^142426020426 is an apocalyptic number.

142426020426 is an abundant number, since it is smaller than the sum of its proper divisors (142508651574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142426020426 is a wasteful number, since it uses less digits than its factorization.

142426020426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6885933.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 142426020426 its reverse (624020624241), we get a palindrome (766446644667).

The spelling of 142426020426 in words is "one hundred forty-two billion, four hundred twenty-six million, twenty thousand, four hundred twenty-six".