2153553512 has 48 divisors (see below), whose sum is σ = 4450896000. Its totient is φ = 968792000.

The previous prime is 2153553487. The next prime is 2153553529.

2153553512 is nontrivially palindromic in base 10.

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 11 ways as a sum of consecutive naturals, for example, 896489 + ... + 898887.

It is an arithmetic number, because the mean of its divisors is an integer number (92727000).

Almost surely, 2^2153553512 is an apocalyptic number.

2153553512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2153553512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2225448000).

2153553512 is an abundant number, since it is smaller than the sum of its proper divisors (2297342488).

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

2153553512 is a wasteful number, since it uses less digits than its factorization.

2153553512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618 (or 2513 counting only the distinct ones).

The product of its digits is 22500, while the sum is 32.

The square root of 2153553512 is about 46406.3951627359. The cubic root of 2153553512 is about 1291.3735568856.

The spelling of 2153553512 in words is "two billion, one hundred fifty-three million, five hundred fifty-three thousand, five hundred twelve".