8897538399 has 24 divisors (see below), whose sum is σ = 12115986960. Its totient is φ = 5807972352.

The previous prime is 8897538389. The next prime is 8897538467. The reversal of 8897538399 is 9938357988.

8897538399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8897538399 - 2¹⁶ = 8897472863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8897538379) 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 23 ways as a sum of consecutive naturals, for example, 6479677 + ... + 6481049.

It is an arithmetic number, because the mean of its divisors is an integer number (504832790).

Almost surely, 2^8897538399 is an apocalyptic number.

8897538399 is a deficient number, since it is larger than the sum of its proper divisors (3218448561).

8897538399 is a wasteful number, since it uses less digits than its factorization.

8897538399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251 (or 2198 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 69.

The square root of 8897538399 is about 94326.7639591224. The cubic root of 8897538399 is about 2072.1600204592.

The spelling of 8897538399 in words is "eight billion, eight hundred ninety-seven million, five hundred thirty-eight thousand, three hundred ninety-nine".