1684409284245 has 8 divisors (see below), whose sum is σ = 2695054854816. Its totient is φ = 898351618256.

The previous prime is 1684409284231. The next prime is 1684409284339. The reversal of 1684409284245 is 5424829044861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1684409284245 - 2¹⁴ = 1684409267861 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56146976127 + ... + 56146976156.

It is an arithmetic number, because the mean of its divisors is an integer number (336881856852).

Almost surely, 2^{1684409284245} is an apocalyptic number.

1684409284245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1684409284245 is a deficient number, since it is larger than the sum of its proper divisors (1010645570571).

1684409284245 is a wasteful number, since it uses less digits than its factorization.

1684409284245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112293952291.

The product of its (nonzero) digits is 17694720, while the sum is 57.

The spelling of 1684409284245 in words is "one trillion, six hundred eighty-four billion, four hundred nine million, two hundred eighty-four thousand, two hundred forty-five".