2145532003326 has 24 divisors (see below), whose sum is σ = 4649259134520. Its totient is φ = 715084032816.

The previous prime is 2145532003309. The next prime is 2145532003337. The reversal of 2145532003326 is 6233002355412.

2145532003326 is a `hidden beast` number, since 2 + 1 + 4 + 5 + 5 + 320 + 0 + 3 + 326 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7633260 + ... + 7909343.

It is an arithmetic number, because the mean of its divisors is an integer number (193719130605).

Almost surely, 2^{2145532003326} is an apocalyptic number.

2145532003326 is an abundant number, since it is smaller than the sum of its proper divisors (2503727131194).

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

2145532003326 is a wasteful number, since it uses less digits than its factorization.

2145532003326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15550280 (or 15550277 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 2145532003326 its reverse (6233002355412), we get a palindrome (8378534358738).

The spelling of 2145532003326 in words is "two trillion, one hundred forty-five billion, five hundred thirty-two million, three thousand, three hundred twenty-six".