525332453112540 has 288 divisors, whose sum is σ = 1688208892231680. Its totient is φ = 131772789577728.

The previous prime is 525332453112491. The next prime is 525332453112583. The reversal of 525332453112540 is 45211354233525.

525332453112540 is a `hidden beast` number, since 5 + 2 + 5 + 3 + 32 + 45 + 31 + 1 + 2 + 540 = 666.

It is a super-3 number, since 3×525332453112540³ (a number of 45 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 66675012321 + ... + 66675020199.

It is an arithmetic number, because the mean of its divisors is an integer number (5861836431360).

Almost surely, 2^{525332453112540} 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 525332453112540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (844104446115840).

525332453112540 is an abundant number, since it is smaller than the sum of its proper divisors (1162876439119140).

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

525332453112540 is a wasteful number, since it uses less digits than its factorization.

525332453112540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17601 (or 17596 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 525332453112540 in words is "five hundred twenty-five trillion, three hundred thirty-two billion, four hundred fifty-three million, one hundred twelve thousand, five hundred forty".