5038018397 has 8 divisors (see below), whose sum is σ = 5303918400. Its totient is φ = 4772192544.

The previous prime is 5038018361. The next prime is 5038018439. The reversal of 5038018397 is 7938108305.

It is a happy number.

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 5038018397 - 2¹⁶ = 5037952861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5038018327) 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, 170408 + ... + 197774.

It is an arithmetic number, because the mean of its divisors is an integer number (662989800).

Almost surely, 2^5038018397 is an apocalyptic number.

It is an amenable number.

5038018397 is a deficient number, since it is larger than the sum of its proper divisors (265900003).

5038018397 is a wasteful number, since it uses less digits than its factorization.

5038018397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37075.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 5038018397 is about 70978.9996900492. Note that the first 3 decimals coincide. The cubic root of 5038018397 is about 1714.2990442651.

Adding to 5038018397 its sum of digits (44), we get a square (5038018441 = 70979²).

The spelling of 5038018397 in words is "five billion, thirty-eight million, eighteen thousand, three hundred ninety-seven".