1340400524660 has 48 divisors (see below), whose sum is σ = 2857383629184. Its totient is φ = 528059841408.

The previous prime is 1340400524641. The next prime is 1340400524677. The reversal of 1340400524660 is 664250040431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340400524660.

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, 7356377 + ... + 7536383.

It is an arithmetic number, because the mean of its divisors is an integer number (59528825608).

Almost surely, 2^{1340400524660} is an apocalyptic number.

1340400524660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340400524660 is an abundant number, since it is smaller than the sum of its proper divisors (1516983104524).

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

1340400524660 is a wasteful number, since it uses less digits than its factorization.

1340400524660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185640 (or 185638 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 1340400524660 in words is "one trillion, three hundred forty billion, four hundred million, five hundred twenty-four thousand, six hundred sixty".