1340481481446 has 8 divisors (see below), whose sum is σ = 2680962962904. Its totient is φ = 446827160480.

The previous prime is 1340481481429. The next prime is 1340481481447. The reversal of 1340481481446 is 6441841840431.

It is a sphenic number, since it is the product of 3 distinct primes.

1340481481446 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1340481481395 and 1340481481404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340481481447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111706790115 + ... + 111706790126.

It is an arithmetic number, because the mean of its divisors is an integer number (335120370363).

Almost surely, 2^{1340481481446} is an apocalyptic number.

1340481481446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1340481481446 is a wasteful number, since it uses less digits than its factorization.

1340481481446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223413580246.

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 1340481481446 in words is "one trillion, three hundred forty billion, four hundred eighty-one million, four hundred eighty-one thousand, four hundred forty-six".