2124454550 has 12 divisors (see below), whose sum is σ = 3951485556. Its totient is φ = 849781800.

The previous prime is 2124454511. The next prime is 2124454601. The reversal of 2124454550 is 554544212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21244496 + ... + 21244595.

It is an arithmetic number, because the mean of its divisors is an integer number (329290463).

Almost surely, 2^2124454550 is an apocalyptic number.

2124454550 is a deficient number, since it is larger than the sum of its proper divisors (1827031006).

2124454550 is a wasteful number, since it uses less digits than its factorization.

2124454550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42489103 (or 42489098 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The square root of 2124454550 is about 46091.8056708565. The cubic root of 2124454550 is about 1285.5307854813.

Adding to 2124454550 its reverse (554544212), we get a palindrome (2678998762).

The spelling of 2124454550 in words is "two billion, one hundred twenty-four million, four hundred fifty-four thousand, five hundred fifty".