538603676533 has 8 divisors (see below), whose sum is σ = 580040454168. Its totient is φ = 497167716864.

The previous prime is 538603676441. The next prime is 538603676539. The reversal of 538603676533 is 335676306835.

It can be written as a sum of positive squares in 4 ways, for example, as 29274525604 + 509329150929 = 171098^2 + 713673^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 538603676533 - 2⁹ = 538603676021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538603676539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2291841 + ... + 2515897.

It is an arithmetic number, because the mean of its divisors is an integer number (72505056771).

Almost surely, 2^538603676533 is an apocalyptic number.

It is an amenable number.

538603676533 is a deficient number, since it is larger than the sum of its proper divisors (41436777635).

538603676533 is a wasteful number, since it uses less digits than its factorization.

538603676533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408983.

The product of its (nonzero) digits is 24494400, while the sum is 55.

The spelling of 538603676533 in words is "five hundred thirty-eight billion, six hundred three million, six hundred seventy-six thousand, five hundred thirty-three".