1545322413318 has 16 divisors (see below), whose sum is σ = 3090681750576. Its totient is φ = 515101317120.

The previous prime is 1545322413311. The next prime is 1545322413389. The reversal of 1545322413318 is 8133142235451.

It is a super-2 number, since 2×1545322413318² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1545322413318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545322413311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 978763 + ... + 2012118.

It is an arithmetic number, because the mean of its divisors is an integer number (193167609411).

Almost surely, 2^{1545322413318} is an apocalyptic number.

1545322413318 is an abundant number, since it is smaller than the sum of its proper divisors (1545359337258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1545322413318 is a wasteful number, since it uses less digits than its factorization.

1545322413318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076999.

The product of its digits is 345600, while the sum is 42.

Adding to 1545322413318 its reverse (8133142235451), we get a palindrome (9678464648769).

The spelling of 1545322413318 in words is "one trillion, five hundred forty-five billion, three hundred twenty-two million, four hundred thirteen thousand, three hundred eighteen".