1342311644505 has 64 divisors (see below), whose sum is σ = 2319274363392. Its totient is φ = 659013089280.

The previous prime is 1342311644473. The next prime is 1342311644507. The reversal of 1342311644505 is 5054461132431.

It is not a de Polignac number, because 1342311644505 - 2⁵ = 1342311644473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1342311644507) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 139485124 + ... + 139494746.

It is an arithmetic number, because the mean of its divisors is an integer number (36238661928).

Almost surely, 2^{1342311644505} is an apocalyptic number.

1342311644505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1342311644505 is a deficient number, since it is larger than the sum of its proper divisors (976962718887).

1342311644505 is a wasteful number, since it uses less digits than its factorization.

1342311644505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11538.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 1342311644505 its reverse (5054461132431), we get a palindrome (6396772776936).

The spelling of 1342311644505 in words is "one trillion, three hundred forty-two billion, three hundred eleven million, six hundred forty-four thousand, five hundred five".