5133785557 has 4 divisors (see below), whose sum is σ = 5272536556. Its totient is φ = 4995034560.

The previous prime is 5133785549. The next prime is 5133785567. The reversal of 5133785557 is 7555873315.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3993102481 + 1140683076 = 63191^2 + 33774^2 .

It is a cyclic number.

It is not a de Polignac number, because 5133785557 - 2³ = 5133785549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5133785557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5133785567) 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, 69375444 + ... + 69375517.

It is an arithmetic number, because the mean of its divisors is an integer number (1318134139).

Almost surely, 2^5133785557 is an apocalyptic number.

It is an amenable number.

5133785557 is a deficient number, since it is larger than the sum of its proper divisors (138750999).

5133785557 is a wasteful number, since it uses less digits than its factorization.

5133785557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138750998.

The product of its digits is 2205000, while the sum is 49.

The square root of 5133785557 is about 71650.4400335406. The cubic root of 5133785557 is about 1725.0932450611.

The spelling of 5133785557 in words is "five billion, one hundred thirty-three million, seven hundred eighty-five thousand, five hundred fifty-seven".