1345512022244 has 48 divisors (see below), whose sum is σ = 2553672522240. Its totient is φ = 616625481600.

The previous prime is 1345512022243. The next prime is 1345512022271. The reversal of 1345512022244 is 4422202155431.

It is not an unprimeable number, because it can be changed into a prime (1345512022243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18675362 + ... + 18747270.

It is an arithmetic number, because the mean of its divisors is an integer number (53201510880).

Almost surely, 2^{1345512022244} is an apocalyptic number.

It is an amenable number.

1345512022244 is a deficient number, since it is larger than the sum of its proper divisors (1208160499996).

1345512022244 is a wasteful number, since it uses less digits than its factorization.

1345512022244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74460 (or 74458 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 1345512022244 its reverse (4422202155431), we get a palindrome (5767714177675).

The spelling of 1345512022244 in words is "one trillion, three hundred forty-five billion, five hundred twelve million, twenty-two thousand, two hundred forty-four".