1340814740064 has 48 divisors (see below), whose sum is σ = 3520625209920. Its totient is φ = 446812974720.

The previous prime is 1340814740009. The next prime is 1340814740123. The reversal of 1340814740064 is 4600474180431.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 1340814739998 and 1340814740025.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1612774 + ... + 2298405.

It is an arithmetic number, because the mean of its divisors is an integer number (73346358540).

Almost surely, 2^{1340814740064} is an apocalyptic number.

It is an amenable number.

1340814740064 is an abundant number, since it is smaller than the sum of its proper divisors (2179810469856).

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

1340814740064 is a wasteful number, since it uses less digits than its factorization.

1340814740064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914763 (or 3914755 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 1340814740064 in words is "one trillion, three hundred forty billion, eight hundred fourteen million, seven hundred forty thousand, sixty-four".