1427042320735 has 16 divisors (see below), whose sum is σ = 1809593733600. Its totient is φ = 1077339488256.

The previous prime is 1427042320729. The next prime is 1427042320829. The reversal of 1427042320735 is 5370232407241.

It is a cyclic number.

It is not a de Polignac number, because 1427042320735 - 2¹¹ = 1427042318687 is a prime.

It is a super-2 number, since 2×1427042320735² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 29200290 + ... + 29249119.

It is an arithmetic number, because the mean of its divisors is an integer number (113099608350).

Almost surely, 2^{1427042320735} is an apocalyptic number.

1427042320735 is a deficient number, since it is larger than the sum of its proper divisors (382551412865).

1427042320735 is a wasteful number, since it uses less digits than its factorization.

1427042320735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58449690.

The product of its (nonzero) digits is 282240, while the sum is 40.

Adding to 1427042320735 its reverse (5370232407241), we get a palindrome (6797274727976).

The spelling of 1427042320735 in words is "one trillion, four hundred twenty-seven billion, forty-two million, three hundred twenty thousand, seven hundred thirty-five".