2125534550 has 48 divisors (see below), whose sum is σ = 4019742720. Its totient is φ = 836065440.

The previous prime is 2125534547. The next prime is 2125534559. The reversal of 2125534550 is 554355212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125534559) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 990779 + ... + 992921.

It is an arithmetic number, because the mean of its divisors is an integer number (83744640).

Almost surely, 2^2125534550 is an apocalyptic number.

2125534550 is a deficient number, since it is larger than the sum of its proper divisors (1894208170).

2125534550 is a wasteful number, since it uses less digits than its factorization.

2125534550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477 (or 2472 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 2125534550 is about 46103.5199306951. The cubic root of 2125534550 is about 1285.7485885322.

Adding to 2125534550 its reverse (554355212), we get a palindrome (2679889762).

The spelling of 2125534550 in words is "two billion, one hundred twenty-five million, five hundred thirty-four thousand, five hundred fifty".