1340013366808 has 8 divisors (see below), whose sum is σ = 2512525062780.
Its totient is φ = 670006683400.
The previous prime is 1340013366803. The next prime is 1340013366829. The reversal of 1340013366808 is 8086633100431.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×13400133668082 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1340013366803) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83750835418 + ... + 83750835433.
Almost surely, 21340013366808 is an apocalyptic number.
It is an amenable number.
1340013366808 is a deficient number, since it is larger than the sum of its proper divisors (1172511695972).
1340013366808 is a wasteful number, since it uses less digits than its factorization.
1340013366808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167501670857 (or 167501670853 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 43.
The spelling of 1340013366808 in words is "one trillion, three hundred forty billion, thirteen million, three hundred sixty-six thousand, eight hundred eight".