1384743657345 has 16 divisors (see below), whose sum is σ = 2269628629632. Its totient is φ = 720517024640.

The previous prime is 1384743657293. The next prime is 1384743657371. The reversal of 1384743657345 is 5437563474831.

It is not a de Polignac number, because 1384743657345 - 2⁷ = 1384743657217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1125807237 + ... + 1125808466.

It is an arithmetic number, because the mean of its divisors is an integer number (141851789352).

Almost surely, 2^{1384743657345} is an apocalyptic number.

1384743657345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1384743657345 is a deficient number, since it is larger than the sum of its proper divisors (884884972287).

1384743657345 is a wasteful number, since it uses less digits than its factorization.

1384743657345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251615752.

The product of its digits is 101606400, while the sum is 60.

The spelling of 1384743657345 in words is "one trillion, three hundred eighty-four billion, seven hundred forty-three million, six hundred fifty-seven thousand, three hundred forty-five".