538725245634 has 24 divisors (see below), whose sum is σ = 1167587321472. Its totient is φ = 179521345080.

The previous prime is 538725245633. The next prime is 538725245651. The reversal of 538725245634 is 436542527835.

538725245634 is a `hidden beast` number, since 5 + 3 + 8 + 72 + 5 + 2 + 4 + 563 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (538725245633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4416222 + ... + 4536569.

It is an arithmetic number, because the mean of its divisors is an integer number (48649471728).

Almost surely, 2^538725245634 is an apocalyptic number.

538725245634 is an abundant number, since it is smaller than the sum of its proper divisors (628862075838).

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

538725245634 is a wasteful number, since it uses less digits than its factorization.

538725245634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8956142 (or 8956139 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 54.

The spelling of 538725245634 in words is "five hundred thirty-eight billion, seven hundred twenty-five million, two hundred forty-five thousand, six hundred thirty-four".