2545270444 has 6 divisors (see below), whose sum is σ = 4454223284. Its totient is φ = 1272635220.

The previous prime is 2545270439. The next prime is 2545270471. The reversal of 2545270444 is 4440725452.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318158802 + ... + 318158809.

Almost surely, 2^2545270444 is an apocalyptic number.

It is an amenable number.

2545270444 is a deficient number, since it is larger than the sum of its proper divisors (1908952840).

2545270444 is a wasteful number, since it uses less digits than its factorization.

2545270444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636317615 (or 636317613 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 37.

The square root of 2545270444 is about 50450.6733750899. The cubic root of 2545270444 is about 1365.3520439816.

Adding to 2545270444 its reverse (4440725452), we get a palindrome (6985995896).

The spelling of 2545270444 in words is "two billion, five hundred forty-five million, two hundred seventy thousand, four hundred forty-four".