1346242426431 has 32 divisors (see below), whose sum is σ = 2162357084160. Its totient is φ = 727790269536.

The previous prime is 1346242426423. The next prime is 1346242426483.

1346242426431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1346242426431 - 2³ = 1346242426423 is a prime.

It is a super-2 number, since 2×1346242426431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346242426421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2030451 + ... + 2610596.

It is an arithmetic number, because the mean of its divisors is an integer number (67573658880).

Almost surely, 2^{1346242426431} is an apocalyptic number.

1346242426431 is a deficient number, since it is larger than the sum of its proper divisors (816114657729).

1346242426431 is a wasteful number, since it uses less digits than its factorization.

1346242426431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4641803.

The product of its digits is 663552, while the sum is 42.

The spelling of 1346242426431 in words is "one trillion, three hundred forty-six billion, two hundred forty-two million, four hundred twenty-six thousand, four hundred thirty-one".