1338273076225 has 6 divisors (see below), whose sum is σ = 1659458614550. Its totient is φ = 1070618460960.

The previous prime is 1338273076213. The next prime is 1338273076291. The reversal of 1338273076225 is 5226703728331.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 38543112976 + 1299729963249 = 196324^2 + 1140057^2 .

It is not a de Polignac number, because 1338273076225 - 2¹⁹ = 1338272551937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26765461500 + ... + 26765461549.

Almost surely, 2^{1338273076225} is an apocalyptic number.

It is an amenable number.

1338273076225 is a deficient number, since it is larger than the sum of its proper divisors (321185538325).

1338273076225 is an equidigital number, since it uses as much as digits as its factorization.

1338273076225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53530923059 (or 53530923054 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 1338273076225 in words is "one trillion, three hundred thirty-eight billion, two hundred seventy-three million, seventy-six thousand, two hundred twenty-five".