1325785026368 has 56 divisors (see below), whose sum is σ = 2873274924000. Its totient is φ = 601946795520.

The previous prime is 1325785026353. The next prime is 1325785026373. The reversal of 1325785026368 is 8636205875231.

It is a happy number.

It is a super-2 number, since 2×1325785026368² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 444743 + ... + 1688006.

Almost surely, 2^{1325785026368} is an apocalyptic number.

It is an amenable number.

1325785026368 is an abundant number, since it is smaller than the sum of its proper divisors (1547489897632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1325785026368 is a wasteful number, since it uses less digits than its factorization.

1325785026368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2133655 (or 2133645 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 1325785026368 in words is "one trillion, three hundred twenty-five billion, seven hundred eighty-five million, twenty-six thousand, three hundred sixty-eight".