1325447386881 has 8 divisors (see below), whose sum is σ = 1767323535840. Its totient is φ = 883601414592.

The previous prime is 1325447386871. The next prime is 1325447386891. The reversal of 1325447386881 is 1886837445231.

It is an interprime number because it is at equal distance from previous prime (1325447386871) and next prime (1325447386891).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1325447386881 - 2⁹ = 1325447386369 is a prime.

It is a super-2 number, since 2×1325447386881² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1325447386811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7441480 + ... + 7617513.

It is an arithmetic number, because the mean of its divisors is an integer number (220915441980).

Almost surely, 2^{1325447386881} is an apocalyptic number.

It is an amenable number.

1325447386881 is a deficient number, since it is larger than the sum of its proper divisors (441876148959).

1325447386881 is a wasteful number, since it uses less digits than its factorization.

1325447386881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15088335.

The product of its digits is 30965760, while the sum is 60.

The spelling of 1325447386881 in words is "one trillion, three hundred twenty-five billion, four hundred forty-seven million, three hundred eighty-six thousand, eight hundred eighty-one".