1361322331744 has 48 divisors (see below), whose sum is σ = 2825968219200. Its totient is φ = 643738195584.

The previous prime is 1361322331717. The next prime is 1361322331783. The reversal of 1361322331744 is 4471332231631.

It is a junction number, because it is equal to n+sod(n) for n = 1361322331697 and 1361322331706.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1550274 + ... + 2264065.

It is an arithmetic number, because the mean of its divisors is an integer number (58874337900).

Almost surely, 2^{1361322331744} is an apocalyptic number.

It is an amenable number.

1361322331744 is an abundant number, since it is smaller than the sum of its proper divisors (1464645887456).

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

1361322331744 is a wasteful number, since it uses less digits than its factorization.

1361322331744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814955 (or 3814947 counting only the distinct ones).

The product of its digits is 217728, while the sum is 40.

The spelling of 1361322331744 in words is "one trillion, three hundred sixty-one billion, three hundred twenty-two million, three hundred thirty-one thousand, seven hundred forty-four".