1343780016 has 40 divisors (see below), whose sum is σ = 3654141120. Its totient is φ = 424351296.

The previous prime is 1343779999. The next prime is 1343780017. The reversal of 1343780016 is 6100873431.

It is not an unprimeable number, because it can be changed into a prime (1343780017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735810 + ... + 737633.

It is an arithmetic number, because the mean of its divisors is an integer number (91353528).

Almost surely, 2^1343780016 is an apocalyptic number.

1343780016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1343780016 is an abundant number, since it is smaller than the sum of its proper divisors (2310361104).

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

1343780016 is a wasteful number, since it uses less digits than its factorization.

1343780016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473473 (or 1473467 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1343780016 is about 36657.6051590935. The cubic root of 1343780016 is about 1103.5094570314.

The spelling of 1343780016 in words is "one billion, three hundred forty-three million, seven hundred eighty thousand, sixteen".