5277939389 has 4 divisors (see below), whose sum is σ = 5406669660. Its totient is φ = 5149209120.

The previous prime is 5277939383. The next prime is 5277939413. The reversal of 5277939389 is 9839397725.

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 2990230489 + 2287708900 = 54683^2 + 47830^2 .

It is a cyclic number.

It is not a de Polignac number, because 5277939389 - 2¹² = 5277935293 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 (5277939383) 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, 64365074 + ... + 64365155.

It is an arithmetic number, because the mean of its divisors is an integer number (1351667415).

Almost surely, 2^5277939389 is an apocalyptic number.

It is an amenable number.

5277939389 is a deficient number, since it is larger than the sum of its proper divisors (128730271).

5277939389 is a wasteful number, since it uses less digits than its factorization.

5277939389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128730270.

The product of its digits is 25719120, while the sum is 62.

The square root of 5277939389 is about 72649.4280018776. The cubic root of 5277939389 is about 1741.0909823662.

The spelling of 5277939389 in words is "five billion, two hundred seventy-seven million, nine hundred thirty-nine thousand, three hundred eighty-nine".