2544045346 has 4 divisors (see below), whose sum is σ = 3816068022. Its totient is φ = 1272022672.

The previous prime is 2544045293. The next prime is 2544045347. The reversal of 2544045346 is 6435404452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2402078121 + 141967225 = 49011^2 + 11915^2 .

It is not an unprimeable number, because it can be changed into a prime (2544045347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636011335 + ... + 636011338.

Almost surely, 2^2544045346 is an apocalyptic number.

2544045346 is a deficient number, since it is larger than the sum of its proper divisors (1272022676).

2544045346 is a wasteful number, since it uses less digits than its factorization.

2544045346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272022675.

The product of its (nonzero) digits is 230400, while the sum is 37.

The square root of 2544045346 is about 50438.5303711359. The cubic root of 2544045346 is about 1365.1329502369.

Adding to 2544045346 its reverse (6435404452), we get a palindrome (8979449798).

The spelling of 2544045346 in words is "two billion, five hundred forty-four million, forty-five thousand, three hundred forty-six".