538604239603 has 4 divisors (see below), whose sum is σ = 547733125080. Its totient is φ = 529475354128.

The previous prime is 538604239463. The next prime is 538604239643. The reversal of 538604239603 is 306932406835.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 538604239603 - 2¹⁷ = 538604108531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538604239643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4564442650 + ... + 4564442767.

It is an arithmetic number, because the mean of its divisors is an integer number (136933281270).

Almost surely, 2^538604239603 is an apocalyptic number.

538604239603 is a deficient number, since it is larger than the sum of its proper divisors (9128885477).

538604239603 is an equidigital number, since it uses as much as digits as its factorization.

538604239603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9128885476.

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 538604239603 in words is "five hundred thirty-eight billion, six hundred four million, two hundred thirty-nine thousand, six hundred three".