1242413642426 has 16 divisors (see below), whose sum is σ = 2034692085888. Its totient is φ = 564274701600.

The previous prime is 1242413642413. The next prime is 1242413642461. The reversal of 1242413642426 is 6242463142421.

It is a super-3 number, since 3×1242413642426³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22910915 + ... + 22965078.

It is an arithmetic number, because the mean of its divisors is an integer number (127168255368).

Almost surely, 2^{1242413642426} is an apocalyptic number.

1242413642426 is a deficient number, since it is larger than the sum of its proper divisors (792278443462).

1242413642426 is a wasteful number, since it uses less digits than its factorization.

1242413642426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45877237.

The product of its digits is 442368, while the sum is 41.

Adding to 1242413642426 its reverse (6242463142421), we get a palindrome (7484876784847).

The spelling of 1242413642426 in words is "one trillion, two hundred forty-two billion, four hundred thirteen million, six hundred forty-two thousand, four hundred twenty-six".