1344399533512 has 32 divisors (see below), whose sum is σ = 2885025337920. Its totient is φ = 575337389760.

The previous prime is 1344399533479. The next prime is 1344399533531. The reversal of 1344399533512 is 2153359934431.

It is a super-2 number, since 2×1344399533512² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1344399533512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17332603 + ... + 17409994.

It is an arithmetic number, because the mean of its divisors is an integer number (90157041810).

Almost surely, 2^{1344399533512} is an apocalyptic number.

It is an amenable number.

1344399533512 is an abundant number, since it is smaller than the sum of its proper divisors (1540625804408).

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

1344399533512 is a wasteful number, since it uses less digits than its factorization.

1344399533512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34743301 (or 34743297 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 52.

The spelling of 1344399533512 in words is "one trillion, three hundred forty-four billion, three hundred ninety-nine million, five hundred thirty-three thousand, five hundred twelve".