3897444575339 has 8 divisors (see below), whose sum is σ = 4545124869600. Its totient is φ = 3340666778568.

The previous prime is 3897444575317. The next prime is 3897444575357. The reversal of 3897444575339 is 9335754447983.

It is not a de Polignac number, because 3897444575339 - 2²⁴ = 3897427798123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3897444575369) 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, 5681405744 + ... + 5681406429.

It is an arithmetic number, because the mean of its divisors is an integer number (568140608700).

Almost surely, 2^{3897444575339} is an apocalyptic number.

3897444575339 is a deficient number, since it is larger than the sum of its proper divisors (647680294261).

3897444575339 is an equidigital number, since it uses as much as digits as its factorization.

3897444575339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11362812194 (or 11362812180 counting only the distinct ones).

The product of its digits is 1371686400, while the sum is 71.

The spelling of 3897444575339 in words is "three trillion, eight hundred ninety-seven billion, four hundred forty-four million, five hundred seventy-five thousand, three hundred thirty-nine".