1342440305412 has 24 divisors (see below), whose sum is σ = 3133676344512. Its totient is φ = 447292154400.

The previous prime is 1342440305407. The next prime is 1342440305449. The reversal of 1342440305412 is 2145030442431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23463664 + ... + 23520807.

It is an arithmetic number, because the mean of its divisors is an integer number (130569847688).

Almost surely, 2^{1342440305412} is an apocalyptic number.

1342440305412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1342440305412 is an abundant number, since it is smaller than the sum of its proper divisors (1791236039100).

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

1342440305412 is a wasteful number, since it uses less digits than its factorization.

1342440305412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46986859 (or 46986857 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 1342440305412 its reverse (2145030442431), we get a palindrome (3487470747843).

The spelling of 1342440305412 in words is "one trillion, three hundred forty-two billion, four hundred forty million, three hundred five thousand, four hundred twelve".