1344621461420 has 12 divisors (see below), whose sum is σ = 2823705069024. Its totient is φ = 537848584560.

The previous prime is 1344621461389. The next prime is 1344621461429. The reversal of 1344621461420 is 241641264431.

It is a super-2 number, since 2×1344621461420² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1344621461429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33615536516 + ... + 33615536555.

It is an arithmetic number, because the mean of its divisors is an integer number (235308755752).

Almost surely, 2^{1344621461420} is an apocalyptic number.

1344621461420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344621461420 is an abundant number, since it is smaller than the sum of its proper divisors (1479083607604).

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

1344621461420 is a wasteful number, since it uses less digits than its factorization.

1344621461420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67231073080 (or 67231073078 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 1344621461420 in words is "one trillion, three hundred forty-four billion, six hundred twenty-one million, four hundred sixty-one thousand, four hundred twenty".