2153345344 has 28 divisors (see below), whose sum is σ = 4327144000. Its totient is φ = 1063041408.

The previous prime is 2153345333. The next prime is 2153345347. The reversal of 2153345344 is 4435433512.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153345347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207894 + ... + 218005.

Almost surely, 2^2153345344 is an apocalyptic number.

It is an amenable number.

2153345344 is an abundant number, since it is smaller than the sum of its proper divisors (2173798656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2153345344 is an equidigital number, since it uses as much as digits as its factorization.

2153345344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425990 (or 425980 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

The square root of 2153345344 is about 46404.1522280065. The cubic root of 2153345344 is about 1291.3319463860.

Adding to 2153345344 its reverse (4435433512), we get a palindrome (6588778856).

The spelling of 2153345344 in words is "two billion, one hundred fifty-three million, three hundred forty-five thousand, three hundred forty-four".