2545144442333 has 2 divisors, whose sum is σ = 2545144442334. Its totient is φ = 2545144442332.

The previous prime is 2545144442261. The next prime is 2545144442381. The reversal of 2545144442333 is 3332444415452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2424289482169 + 120854960164 = 1557013^2 + 347642^2 .

It is a cyclic number.

It is not a de Polignac number, because 2545144442333 - 2²⁸ = 2544876006877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545144444333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272572221166 + 1272572221167.

It is an arithmetic number, because the mean of its divisors is an integer number (1272572221167).

Almost surely, 2^{2545144442333} is an apocalyptic number.

It is an amenable number.

2545144442333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545144442333 is an equidigital number, since it uses as much as digits as its factorization.

2545144442333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2764800, while the sum is 44.

Adding to 2545144442333 its reverse (3332444415452), we get a palindrome (5877588857785).

The spelling of 2545144442333 in words is "two trillion, five hundred forty-five billion, one hundred forty-four million, four hundred forty-two thousand, three hundred thirty-three".