1287325399332 has 24 divisors (see below), whose sum is σ = 3432867731776. Its totient is φ = 367807256928.

The previous prime is 1287325399307. The next prime is 1287325399337. The reversal of 1287325399332 is 2339935237821.

It is not an unprimeable number, because it can be changed into a prime (1287325399337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7662651103 + ... + 7662651270.

Almost surely, 2^{1287325399332} is an apocalyptic number.

1287325399332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1287325399332 is an abundant number, since it is smaller than the sum of its proper divisors (2145542332444).

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

1287325399332 is a wasteful number, since it uses less digits than its factorization.

1287325399332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15325302387 (or 15325302385 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 57.

The spelling of 1287325399332 in words is "one trillion, two hundred eighty-seven billion, three hundred twenty-five million, three hundred ninety-nine thousand, three hundred thirty-two".