540131232534552 has 192 divisors, whose sum is σ = 1496081483769600. Its totient is φ = 175989253858560.

The previous prime is 540131232534527. The next prime is 540131232534583. The reversal of 540131232534552 is 255435232131045.

540131232534552 is a `hidden beast` number, since 5 + 4 + 0 + 1 + 3 + 12 + 32 + 53 + 4 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 540131232534498 and 540131232534507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5848884843 + ... + 5848977189.

It is an arithmetic number, because the mean of its divisors is an integer number (7792091061300).

Almost surely, 2^{540131232534552} 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 540131232534552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (748040741884800).

540131232534552 is an abundant number, since it is smaller than the sum of its proper divisors (955950251235048).

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

540131232534552 is a wasteful number, since it uses less digits than its factorization.

540131232534552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100206 (or 100199 counting only the distinct ones).

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

Adding to 540131232534552 its reverse (255435232131045), we get a palindrome (795566464665597).

The spelling of 540131232534552 in words is "five hundred forty trillion, one hundred thirty-one billion, two hundred thirty-two million, five hundred thirty-four thousand, five hundred fifty-two".