1343677446720 has 448 divisors, whose sum is σ = 5419764380160. Its totient is φ = 306990342144.

The previous prime is 1343677446599. The next prime is 1343677446733. The reversal of 1343677446720 is 276447763431.

1343677446720 is a `hidden beast` number, since 1 + 34 + 3 + 67 + 74 + 467 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (54).

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 63 ways as a sum of consecutive naturals, for example, 212705002 + ... + 212711318.

Almost surely, 2^{1343677446720} is an apocalyptic number.

1343677446720 is a gapful number since it is divisible by the number (10) 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 1343677446720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2709882190080).

1343677446720 is an abundant number, since it is smaller than the sum of its proper divisors (4076086933440).

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

1343677446720 is a wasteful number, since it uses less digits than its factorization.

1343677446720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9867 (or 9851 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 54.

It can be divided in two parts, 134367744 and 6720, that added together give a square (134374464 = 11592²).

The spelling of 1343677446720 in words is "one trillion, three hundred forty-three billion, six hundred seventy-seven million, four hundred forty-six thousand, seven hundred twenty".