1340400040495 has 16 divisors (see below), whose sum is σ = 1646025812640. Its totient is φ = 1047293743104.

The previous prime is 1340400040489. The next prime is 1340400040517. The reversal of 1340400040495 is 5940400040431.

It is a cyclic number.

It is not a de Polignac number, because 1340400040495 - 2³⁷ = 1202961087023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1340400040495.

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 15 ways as a sum of consecutive naturals, for example, 2343171 + ... + 2858539.

It is an arithmetic number, because the mean of its divisors is an integer number (102876613290).

Almost surely, 2^{1340400040495} is an apocalyptic number.

1340400040495 is a deficient number, since it is larger than the sum of its proper divisors (305625772145).

1340400040495 is a wasteful number, since it uses less digits than its factorization.

1340400040495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527514.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 1340400040495 in words is "one trillion, three hundred forty billion, four hundred million, forty thousand, four hundred ninety-five".