1340433719844 has 24 divisors (see below), whose sum is σ = 3127800943680. Its totient is φ = 446793773664.

The previous prime is 1340433719777. The next prime is 1340433719851. The reversal of 1340433719844 is 4489173340431.

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, 1861624 + ... + 2479215.

It is an arithmetic number, because the mean of its divisors is an integer number (130325039320).

Almost surely, 2^{1340433719844} is an apocalyptic number.

It is an amenable number.

1340433719844 is an abundant number, since it is smaller than the sum of its proper divisors (1787367223836).

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

1340433719844 is a wasteful number, since it uses less digits than its factorization.

1340433719844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4366579 (or 4366577 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 1340433719844 in words is "one trillion, three hundred forty billion, four hundred thirty-three million, seven hundred nineteen thousand, eight hundred forty-four".