2505533534 has 32 divisors (see below), whose sum is σ = 4631558400. Its totient is φ = 992468160.

The previous prime is 2505533479. The next prime is 2505533549. The reversal of 2505533534 is 4353355052.

It is a junction number, because it is equal to n+sod(n) for n = 2505533494 and 2505533503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103964 + ... + 125775.

It is an arithmetic number, because the mean of its divisors is an integer number (144736200).

Almost surely, 2^2505533534 is an apocalyptic number.

2505533534 is a deficient number, since it is larger than the sum of its proper divisors (2126024866).

2505533534 is a wasteful number, since it uses less digits than its factorization.

2505533534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229808.

The product of its (nonzero) digits is 135000, while the sum is 35.

The square root of 2505533534 is about 50055.3047538420. The cubic root of 2505533534 is about 1358.2094252119.

Adding to 2505533534 its reverse (4353355052), we get a palindrome (6858888586).

The spelling of 2505533534 in words is "two billion, five hundred five million, five hundred thirty-three thousand, five hundred thirty-four".