5215504000 has 128 divisors (see below), whose sum is σ = 14819800320. Its totient is φ = 1788134400.

The previous prime is 5215503961. The next prime is 5215504003. The reversal of 5215504000 is 4055125.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (5215504003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88717 + ... + 135283.

It is an arithmetic number, because the mean of its divisors is an integer number (115779690).

Almost surely, 2^5215504000 is an apocalyptic number.

5215504000 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 5215504000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7409900160).

5215504000 is an abundant number, since it is smaller than the sum of its proper divisors (9604296320).

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

5215504000 is an equidigital number, since it uses as much as digits as its factorization.

5215504000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46603 (or 46581 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 5215504000 is about 72218.4463970252. The cubic root of 5215504000 is about 1734.1983190960.

Adding to 5215504000 its reverse (4055125), we get a palindrome (5219559125).

The spelling of 5215504000 in words is "five billion, two hundred fifteen million, five hundred four thousand".