2153344450 has 12 divisors (see below), whose sum is σ = 4005220770. Its totient is φ = 861337760.

The previous prime is 2153344441. The next prime is 2153344483. The reversal of 2153344450 is 544433512.

It can be written as a sum of positive squares in 3 ways, for example, as 1359175689 + 794168761 = 36867^2 + 28181^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21533395 + ... + 21533494.

Almost surely, 2^2153344450 is an apocalyptic number.

2153344450 is a deficient number, since it is larger than the sum of its proper divisors (1851876320).

2153344450 is a wasteful number, since it uses less digits than its factorization.

2153344450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43066901 (or 43066896 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2153344450 is about 46404.1425952468. The cubic root of 2153344450 is about 1291.3317676794.

Adding to 2153344450 its reverse (544433512), we get a palindrome (2697777962).

The spelling of 2153344450 in words is "two billion, one hundred fifty-three million, three hundred forty-four thousand, four hundred fifty".