1333828657225 has 27 divisors (see below), whose sum is σ = 1745722575477. Its totient is φ = 1010818565280.

The previous prime is 1333828657223. The next prime is 1333828657297. The reversal of 1333828657225 is 5227568283331.

The square root of 1333828657225 is 1154915.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 565162643529 + 768666013696 = 751773^2 + 876736^2 .

It is not a de Polignac number, because 1333828657225 - 2¹ = 1333828657223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1333828657223) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 109710847 + ... + 109723003.

Almost surely, 2^{1333828657225} is an apocalyptic number.

1333828657225 is the 1154915-th square number.

1333828657225 is the 577458-th centered octagonal number.

It is an amenable number.

1333828657225 is a deficient number, since it is larger than the sum of its proper divisors (411893918252).

1333828657225 is an frugal number, since it uses more digits than its factorization.

1333828657225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24362 (or 12181 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 55.

The spelling of 1333828657225 in words is "one trillion, three hundred thirty-three billion, eight hundred twenty-eight million, six hundred fifty-seven thousand, two hundred twenty-five".