5037644389 has 8 divisors (see below), whose sum is σ = 5085411320. Its totient is φ = 4989905856.

The previous prime is 5037644369. The next prime is 5037644467. The reversal of 5037644389 is 9834467305.

It can be written as a sum of positive squares in 4 ways, for example, as 354568900 + 4683075489 = 18830^2 + 68433^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5037644389 - 2²⁵ = 5004089957 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 (5037644369) 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, 562027 + ... + 570919.

It is an arithmetic number, because the mean of its divisors is an integer number (635676415).

Almost surely, 2^5037644389 is an apocalyptic number.

It is an amenable number.

5037644389 is a deficient number, since it is larger than the sum of its proper divisors (47766931).

5037644389 is a wasteful number, since it uses less digits than its factorization.

5037644389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14199.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The square root of 5037644389 is about 70976.3650027247. The cubic root of 5037644389 is about 1714.2566216713.

The spelling of 5037644389 in words is "five billion, thirty-seven million, six hundred forty-four thousand, three hundred eighty-nine".