1343421760520 has 64 divisors (see below), whose sum is σ = 3486205958400. Its totient is φ = 456376032000.

The previous prime is 1343421760517. The next prime is 1343421760529. The reversal of 1343421760520 is 250671243431.

It is not an unprimeable number, because it can be changed into a prime (1343421760529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21978356 + ... + 22039395.

It is an arithmetic number, because the mean of its divisors is an integer number (54471968100).

Almost surely, 2^{1343421760520} is an apocalyptic number.

1343421760520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343421760520 is an abundant number, since it is smaller than the sum of its proper divisors (2142784197880).

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

1343421760520 is a wasteful number, since it uses less digits than its factorization.

1343421760520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44017878 (or 44017874 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 1343421760520 in words is "one trillion, three hundred forty-three billion, four hundred twenty-one million, seven hundred sixty thousand, five hundred twenty".