504201005503542 has 64 divisors (see below), whose sum is σ = 1127236125335040. Its totient is φ = 167048728062048.

The previous prime is 504201005503511. The next prime is 504201005503549. The reversal of 504201005503542 is 245305500102405.

504201005503542 is a `hidden beast` number, since 5 + 0 + 4 + 2 + 0 + 100 + 5 + 5 + 0 + 3 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 504201005503497 and 504201005503506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504201005503549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125235268 + ... + 129198584.

It is an arithmetic number, because the mean of its divisors is an integer number (17613064458360).

Almost surely, 2^{504201005503542} is an apocalyptic number.

504201005503542 is an abundant number, since it is smaller than the sum of its proper divisors (623035119831498).

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

504201005503542 is a wasteful number, since it uses less digits than its factorization.

504201005503542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3977602 (or 3977596 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

Adding to 504201005503542 its reverse (245305500102405), we get a palindrome (749506505605947).

The spelling of 504201005503542 in words is "five hundred four trillion, two hundred one billion, five million, five hundred three thousand, five hundred forty-two".