1340000681480 has 32 divisors (see below), whose sum is σ = 3044853042840. Its totient is φ = 530693337600.

The previous prime is 1340000681477. The next prime is 1340000681489. The reversal of 1340000681480 is 841860000431.

It can be written as a sum of positive squares in 4 ways, for example, as 1059017995396 + 280982686084 = 1029086^2 + 530078^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1340000681480.

It is not an unprimeable number, because it can be changed into a prime (1340000681489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165837629 + ... + 165845708.

Almost surely, 2^{1340000681480} is an apocalyptic number.

1340000681480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340000681480 is an abundant number, since it is smaller than the sum of its proper divisors (1704852361360).

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

1340000681480 is a wasteful number, since it uses less digits than its factorization.

1340000681480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331683449 (or 331683445 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 1340000681480 in words is "one trillion, three hundred forty billion, six hundred eighty-one thousand, four hundred eighty".