2135322504 has 96 divisors (see below), whose sum is σ = 6646536000. Its totient is φ = 606658176.

The previous prime is 2135322493. The next prime is 2135322523. The reversal of 2135322504 is 4052235312.

It is a happy number.

2135322504 is a `hidden beast` number, since 2 + 135 + 3 + 22 + 504 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78382 + ... + 102050.

It is an arithmetic number, because the mean of its divisors is an integer number (69234750).

Almost surely, 2^2135322504 is an apocalyptic number.

2135322504 is a gapful number since it is divisible by the number (24) 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 2135322504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3323268000).

2135322504 is an abundant number, since it is smaller than the sum of its proper divisors (4511213496).

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

2135322504 is a wasteful number, since it uses less digits than its factorization.

2135322504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23867 (or 23860 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2135322504 is about 46209.5499220670. The cubic root of 2135322504 is about 1287.7191641738.

Adding to 2135322504 its reverse (4052235312), we get a palindrome (6187557816).

The spelling of 2135322504 in words is "two billion, one hundred thirty-five million, three hundred twenty-two thousand, five hundred four".