2505144423 has 8 divisors (see below), whose sum is σ = 3340749808. Its totient is φ = 1669817664.

The previous prime is 2505144419. The next prime is 2505144427. The reversal of 2505144423 is 3244415052.

2505144423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2505144419) and next prime (2505144427).

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

It is not a de Polignac number, because 2505144423 - 2² = 2505144419 is a prime.

It is a Duffinian number.

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, 47686 + ... + 85347.

It is an arithmetic number, because the mean of its divisors is an integer number (417593726).

Almost surely, 2^2505144423 is an apocalyptic number.

2505144423 is a deficient number, since it is larger than the sum of its proper divisors (835605385).

2505144423 is a wasteful number, since it uses less digits than its factorization.

2505144423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139313.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2505144423 is about 50051.4177921065. The cubic root of 2505144423 is about 1358.1391113006.

Adding to 2505144423 its reverse (3244415052), we get a palindrome (5749559475).

The spelling of 2505144423 in words is "two billion, five hundred five million, one hundred forty-four thousand, four hundred twenty-three".