5235440000 has 160 divisors (see below), whose sum is σ = 14896794000. Its totient is φ = 1794816000.

The previous prime is 5235439997. The next prime is 5235440033. The reversal of 5235440000 is 445325.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 555326 + ... + 564674.

Almost surely, 2^5235440000 is an apocalyptic number.

5235440000 is a gapful number since it is divisible by the number (50) 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 5235440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7448397000).

5235440000 is an abundant number, since it is smaller than the sum of its proper divisors (9661354000).

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

5235440000 is an frugal number, since it uses more digits than its factorization.

5235440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9390 (or 9363 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 5235440000 is about 72356.3404270835. The cubic root of 5235440000 is about 1736.4051380883.

Adding to 5235440000 its reverse (445325), we get a palindrome (5235885325).

The spelling of 5235440000 in words is "five billion, two hundred thirty-five million, four hundred forty thousand".