1344634515340 has 48 divisors (see below), whose sum is σ = 2848766155200. Its totient is φ = 533101363200.

The previous prime is 1344634515307. The next prime is 1344634515379. The reversal of 1344634515340 is 435154364431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860164 + ... + 1851796.

It is an arithmetic number, because the mean of its divisors is an integer number (59349294900).

Almost surely, 2^{1344634515340} is an apocalyptic number.

1344634515340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344634515340 is an abundant number, since it is smaller than the sum of its proper divisors (1504131639860).

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

1344634515340 is a wasteful number, since it uses less digits than its factorization.

1344634515340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992242 (or 992240 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 1344634515340 its reverse (435154364431), we get a palindrome (1779788879771).

The spelling of 1344634515340 in words is "one trillion, three hundred forty-four billion, six hundred thirty-four million, five hundred fifteen thousand, three hundred forty".