1325446254165 has 32 divisors (see below), whose sum is σ = 2316045975552. Its totient is φ = 641935112000.

The previous prime is 1325446254151. The next prime is 1325446254169. The reversal of 1325446254165 is 5614526445231.

It is not a de Polignac number, because 1325446254165 - 2¹⁸ = 1325445992021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325446254169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4258581 + ... + 4559210.

It is an arithmetic number, because the mean of its divisors is an integer number (72376436736).

Almost surely, 2^{1325446254165} is an apocalyptic number.

1325446254165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1325446254165 is a deficient number, since it is larger than the sum of its proper divisors (990599721387).

1325446254165 is a wasteful number, since it uses less digits than its factorization.

1325446254165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8818721.

The product of its digits is 3456000, while the sum is 48.

The spelling of 1325446254165 in words is "one trillion, three hundred twenty-five billion, four hundred forty-six million, two hundred fifty-four thousand, one hundred sixty-five".