1345243514446 has 64 divisors (see below), whose sum is σ = 2424699083520. Its totient is φ = 552989928960.

The previous prime is 1345243514413. The next prime is 1345243514453. The reversal of 1345243514446 is 6444153425431.

It is a happy number.

It is a super-2 number, since 2×1345243514446² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1345243514396 and 1345243514405.

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 31 ways as a sum of consecutive naturals, for example, 7528681 + ... + 7705291.

It is an arithmetic number, because the mean of its divisors is an integer number (37885923180).

Almost surely, 2^{1345243514446} is an apocalyptic number.

1345243514446 is a deficient number, since it is larger than the sum of its proper divisors (1079455569074).

1345243514446 is a wasteful number, since it uses less digits than its factorization.

1345243514446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177569.

The product of its digits is 2764800, while the sum is 46.

Adding to 1345243514446 its reverse (6444153425431), we get a palindrome (7789396939877).

The spelling of 1345243514446 in words is "one trillion, three hundred forty-five billion, two hundred forty-three million, five hundred fourteen thousand, four hundred forty-six".