2505144422 has 16 divisors (see below), whose sum is σ = 4210121232. Its totient is φ = 1107925920.

The previous prime is 2505144419. The next prime is 2505144427. The reversal of 2505144422 is 2244415052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505144427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1537973 + ... + 1539600.

It is an arithmetic number, because the mean of its divisors is an integer number (263132577).

Almost surely, 2^2505144422 is an apocalyptic number.

2505144422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2505144422 is a deficient number, since it is larger than the sum of its proper divisors (1704976810).

2505144422 is a wasteful number, since it uses less digits than its factorization.

2505144422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077623.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 2505144422 is about 50051.4177821168. The cubic root of 2505144422 is about 1358.1391111198.

Adding to 2505144422 its reverse (2244415052), we get a palindrome (4749559474).

The spelling of 2505144422 in words is "two billion, five hundred five million, one hundred forty-four thousand, four hundred twenty-two".