1345462221436 has 6 divisors (see below), whose sum is σ = 2354558887520. Its totient is φ = 672731110716.

The previous prime is 1345462221427. The next prime is 1345462221437. The reversal of 1345462221436 is 6341222645431.

It is a super-2 number, since 2×1345462221436² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1345462221392 and 1345462221401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345462221437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168182777676 + ... + 168182777683.

Almost surely, 2^{1345462221436} is an apocalyptic number.

It is an amenable number.

1345462221436 is a deficient number, since it is larger than the sum of its proper divisors (1009096666084).

1345462221436 is a wasteful number, since it uses less digits than its factorization.

1345462221436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336365555363 (or 336365555361 counting only the distinct ones).

The product of its digits is 829440, while the sum is 43.

Adding to 1345462221436 its reverse (6341222645431), we get a palindrome (7686684866867).

The spelling of 1345462221436 in words is "one trillion, three hundred forty-five billion, four hundred sixty-two million, two hundred twenty-one thousand, four hundred thirty-six".