142424421062436 has 72 divisors (see below), whose sum is σ = 374021551088640. Its totient is φ = 47389573793952.

The previous prime is 142424421062419. The next prime is 142424421062461. The reversal of 142424421062436 is 634260124424241.

142424421062436 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 2 + 4 + 4 + 2 + 10 + 624 + 3 + 6 = 666.

It is a super-3 number, since 3×142424421062436³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142424421062391 and 142424421062400.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 130991076 + ... + 132073883.

It is an arithmetic number, because the mean of its divisors is an integer number (5194743765120).

Almost surely, 2^{142424421062436} is an apocalyptic number.

It is an amenable number.

142424421062436 is an abundant number, since it is smaller than the sum of its proper divisors (231597130026204).

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

142424421062436 is a wasteful number, since it uses less digits than its factorization.

142424421062436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263065535 (or 263065521 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 45.

Adding to 142424421062436 its reverse (634260124424241), we get a palindrome (776684545486677).

The spelling of 142424421062436 in words is "one hundred forty-two trillion, four hundred twenty-four billion, four hundred twenty-one million, sixty-two thousand, four hundred thirty-six".