2545043246 has 8 divisors (see below), whose sum is σ = 3845430720. Its totient is φ = 1263233008.

The previous prime is 2545043243. The next prime is 2545043251. The reversal of 2545043246 is 6423405452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545043243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4643966 + ... + 4644513.

It is an arithmetic number, because the mean of its divisors is an integer number (480678840).

Almost surely, 2^2545043246 is an apocalyptic number.

2545043246 is a deficient number, since it is larger than the sum of its proper divisors (1300387474).

2545043246 is a wasteful number, since it uses less digits than its factorization.

2545043246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9288618.

The product of its (nonzero) digits is 115200, while the sum is 35.

The square root of 2545043246 is about 50448.4216403249. The cubic root of 2545043246 is about 1365.3114177180.

Adding to 2545043246 its reverse (6423405452), we get a palindrome (8968448698).

The spelling of 2545043246 in words is "two billion, five hundred forty-five million, forty-three thousand, two hundred forty-six".