525244342140 has 288 divisors, whose sum is σ = 1917624683520. Its totient is φ = 113681138688.

The previous prime is 525244342127. The next prime is 525244342151. The reversal of 525244342140 is 41243442525.

525244342140 is a `hidden beast` number, since 5 + 2 + 5 + 2 + 4 + 434 + 214 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 525244342095 and 525244342104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 64945177 + ... + 64953263.

It is an arithmetic number, because the mean of its divisors is an integer number (6658419040).

Almost surely, 2^525244342140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525244342140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (958812341760).

525244342140 is an abundant number, since it is smaller than the sum of its proper divisors (1392380341380).

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

525244342140 is a wasteful number, since it uses less digits than its factorization.

525244342140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10841 (or 10836 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 525244342140 its reverse (41243442525), we get a palindrome (566487784665).

The spelling of 525244342140 in words is "five hundred twenty-five billion, two hundred forty-four million, three hundred forty-two thousand, one hundred forty".