1340444777068 has 24 divisors (see below), whose sum is σ = 2445774912000. Its totient is φ = 642015900288.

The previous prime is 1340444777057. The next prime is 1340444777081. The reversal of 1340444777068 is 8607774440431.

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, 45479593 + ... + 45509056.

It is an arithmetic number, because the mean of its divisors is an integer number (101907288000).

Almost surely, 2^{1340444777068} is an apocalyptic number.

It is an amenable number.

1340444777068 is a deficient number, since it is larger than the sum of its proper divisors (1105330134932).

1340444777068 is a wasteful number, since it uses less digits than its factorization.

1340444777068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90988809 (or 90988807 counting only the distinct ones).

The product of its (nonzero) digits is 12644352, while the sum is 55.

The spelling of 1340444777068 in words is "one trillion, three hundred forty billion, four hundred forty-four million, seven hundred seventy-seven thousand, sixty-eight".