142615634426 has 8 divisors (see below), whose sum is σ = 214132978164. Its totient is φ = 71237975040.

The previous prime is 142615634407. The next prime is 142615634429. The reversal of 142615634426 is 624436516241.

142615634426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 134854200625 + 7761433801 = 367225^2 + 88099^2 .

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

It is not an unprimeable number, because it can be changed into a prime (142615634429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34918535 + ... + 34922618.

Almost surely, 2^142615634426 is an apocalyptic number.

142615634426 is a deficient number, since it is larger than the sum of its proper divisors (71517343738).

142615634426 is a wasteful number, since it uses less digits than its factorization.

142615634426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69842176.

The product of its digits is 829440, while the sum is 44.

The spelling of 142615634426 in words is "one hundred forty-two billion, six hundred fifteen million, six hundred thirty-four thousand, four hundred twenty-six".