1797385310325 has 72 divisors (see below), whose sum is σ = 3512564842176. Its totient is φ = 871314912000.

The previous prime is 1797385310317. The next prime is 1797385310327. The reversal of 1797385310325 is 5230135837971.

It is a happy number.

1797385310325 is a `hidden beast` number, since 1 + 7 + 9 + 73 + 8 + 531 + 0 + 32 + 5 = 666.

It is not a de Polignac number, because 1797385310325 - 2³ = 1797385310317 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1797385310327) 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 71 ways as a sum of consecutive naturals, for example, 15686392 + ... + 15800558.

It is an arithmetic number, because the mean of its divisors is an integer number (48785622808).

Almost surely, 2^{1797385310325} is an apocalyptic number.

1797385310325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1797385310325 is a deficient number, since it is larger than the sum of its proper divisors (1715179531851).

1797385310325 is a wasteful number, since it uses less digits than its factorization.

1797385310325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120555 (or 120547 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 54.

The spelling of 1797385310325 in words is "one trillion, seven hundred ninety-seven billion, three hundred eighty-five million, three hundred ten thousand, three hundred twenty-five".