1342463644512 has 144 divisors (see below), whose sum is σ = 4009999488768. Its totient is φ = 425196921600.

The previous prime is 1342463644481. The next prime is 1342463644537. The reversal of 1342463644512 is 2154463642431.

1342463644512 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 4 + 636 + 4 + 4 + 5 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329143 + ... + 1671305.

It is an arithmetic number, because the mean of its divisors is an integer number (27847218672).

Almost surely, 2^{1342463644512} is an apocalyptic number.

1342463644512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342463644512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2004999744384).

1342463644512 is an abundant number, since it is smaller than the sum of its proper divisors (2667535844256).

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

1342463644512 is a wasteful number, since it uses less digits than its factorization.

1342463644512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342353 (or 1342342 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 1342463644512 in words is "one trillion, three hundred forty-two billion, four hundred sixty-three million, six hundred forty-four thousand, five hundred twelve".