5378752349 has 4 divisors (see below), whose sum is σ = 5695149564. Its totient is φ = 5062355136.

The previous prime is 5378752343. The next prime is 5378752361. The reversal of 5378752349 is 9432578735.

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 1618855225 + 3759897124 = 40235^2 + 61318^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5378752349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5378752349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5378752343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158198582 + ... + 158198615.

It is an arithmetic number, because the mean of its divisors is an integer number (1423787391).

Almost surely, 2^5378752349 is an apocalyptic number.

It is an amenable number.

5378752349 is a deficient number, since it is larger than the sum of its proper divisors (316397215).

5378752349 is a wasteful number, since it uses less digits than its factorization.

5378752349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316397214.

The product of its digits is 6350400, while the sum is 53.

The square root of 5378752349 is about 73339.9778361025. The cubic root of 5378752349 is about 1752.1065624190.

The spelling of 5378752349 in words is "five billion, three hundred seventy-eight million, seven hundred fifty-two thousand, three hundred forty-nine".