2505534423 has 16 divisors (see below), whose sum is σ = 3851748096. Its totient is φ = 1419062400.

The previous prime is 2505534419. The next prime is 2505534457. The reversal of 2505534423 is 3244355052.

It is a happy number.

It is not a de Polignac number, because 2505534423 - 2² = 2505534419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505534413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 525553 + ... + 530298.

It is an arithmetic number, because the mean of its divisors is an integer number (240734256).

Almost surely, 2^2505534423 is an apocalyptic number.

2505534423 is a deficient number, since it is larger than the sum of its proper divisors (1346213673).

2505534423 is a wasteful number, since it uses less digits than its factorization.

2505534423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055974.

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 2505534423 is about 50055.3136340189. The cubic root of 2505534423 is about 1358.2095858494.

Adding to 2505534423 its reverse (3244355052), we get a palindrome (5749889475).

The spelling of 2505534423 in words is "two billion, five hundred five million, five hundred thirty-four thousand, four hundred twenty-three".