5382547657 has 4 divisors (see below), whose sum is σ = 5528021956. Its totient is φ = 5237073360.

The previous prime is 5382547637. The next prime is 5382547693. The reversal of 5382547657 is 7567452835.

It is a happy number.

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 4947574921 + 434972736 = 70339^2 + 20856^2 .

It is a cyclic number.

It is not a de Polignac number, because 5382547657 - 2³¹ = 3235064009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5382547627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72737094 + ... + 72737167.

It is an arithmetic number, because the mean of its divisors is an integer number (1382005489).

Almost surely, 2^5382547657 is an apocalyptic number.

It is an amenable number.

5382547657 is a deficient number, since it is larger than the sum of its proper divisors (145474299).

5382547657 is a wasteful number, since it uses less digits than its factorization.

5382547657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145474298.

The product of its digits is 7056000, while the sum is 52.

The square root of 5382547657 is about 73365.8480289024. The cubic root of 5382547657 is about 1752.5185675446.

The spelling of 5382547657 in words is "five billion, three hundred eighty-two million, five hundred forty-seven thousand, six hundred fifty-seven".