1340505459560 has 16 divisors (see below), whose sum is σ = 3016137284100. Its totient is φ = 536202183808.

The previous prime is 1340505459547. The next prime is 1340505459571. The reversal of 1340505459560 is 659545050431.

It can be written as a sum of positive squares in 2 ways, for example, as 1291709533156 + 48795926404 = 1136534^2 + 220898^2 .

It is a super-2 number, since 2×1340505459560² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16756318205 + ... + 16756318284.

Almost surely, 2^{1340505459560} is an apocalyptic number.

1340505459560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340505459560 is an abundant number, since it is smaller than the sum of its proper divisors (1675631824540).

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

1340505459560 is a wasteful number, since it uses less digits than its factorization.

1340505459560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33512636500 (or 33512636496 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 1340505459560 in words is "one trillion, three hundred forty billion, five hundred five million, four hundred fifty-nine thousand, five hundred sixty".