1342311605505 has 48 divisors (see below), whose sum is σ = 2511060604416. Its totient is φ = 659402916480.

The previous prime is 1342311605497. The next prime is 1342311605521. The reversal of 1342311605505 is 5055061132431.

1342311605505 is a `hidden beast` number, since 1 + 3 + 42 + 3 + 1 + 1 + 60 + 550 + 5 = 666.

It is not a de Polignac number, because 1342311605505 - 2³ = 1342311605497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1342311605505.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2207061 + ... + 2748770.

It is an arithmetic number, because the mean of its divisors is an integer number (52313762592).

Almost surely, 2^{1342311605505} is an apocalyptic number.

1342311605505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1342311605505 is a deficient number, since it is larger than the sum of its proper divisors (1168748998911).

1342311605505 is a wasteful number, since it uses less digits than its factorization.

1342311605505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4956318 (or 4956315 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 1342311605505 its reverse (5055061132431), we get a palindrome (6397372737936).

The spelling of 1342311605505 in words is "one trillion, three hundred forty-two billion, three hundred eleven million, six hundred five thousand, five hundred five".