1368305162540 has 12 divisors (see below), whose sum is σ = 2873440841376. Its totient is φ = 547322065008.

The previous prime is 1368305162537. The next prime is 1368305162569. The reversal of 1368305162540 is 452615038631.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1368305162491 and 1368305162500.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 34207629044 + ... + 34207629083.

It is an arithmetic number, because the mean of its divisors is an integer number (239453403448).

Almost surely, 2^{1368305162540} is an apocalyptic number.

1368305162540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1368305162540 is an abundant number, since it is smaller than the sum of its proper divisors (1505135678836).

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

1368305162540 is a wasteful number, since it uses less digits than its factorization.

1368305162540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68415258136 (or 68415258134 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 1368305162540 in words is "one trillion, three hundred sixty-eight billion, three hundred five million, one hundred sixty-two thousand, five hundred forty".