1340146046256 has 40 divisors (see below), whose sum is σ = 3665693599344. Its totient is φ = 420437975040.

The previous prime is 1340146046191. The next prime is 1340146046279. The reversal of 1340146046256 is 6526406410431.

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 7 ways as a sum of consecutive naturals, for example, 821167105 + ... + 821168736.

Almost surely, 2^{1340146046256} is an apocalyptic number.

1340146046256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1340146046256 is an abundant number, since it is smaller than the sum of its proper divisors (2325547553088).

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

1340146046256 is a wasteful number, since it uses less digits than its factorization.

1340146046256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642335869 (or 1642335863 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 1340146046256 in words is "one trillion, three hundred forty billion, one hundred forty-six million, forty-six thousand, two hundred fifty-six".