1684385700023 has 8 divisors (see below), whose sum is σ = 1815751618800. Its totient is φ = 1553276608128.

The previous prime is 1684385700013. The next prime is 1684385700059. The reversal of 1684385700023 is 3200075834861.

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 1684385700023 - 2²⁶ = 1684318591159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1684385700013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 64193093 + ... + 64219326.

It is an arithmetic number, because the mean of its divisors is an integer number (226968952350).

Almost surely, 2^{1684385700023} is an apocalyptic number.

1684385700023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1684385700023 is a deficient number, since it is larger than the sum of its proper divisors (131365918777).

1684385700023 is a wasteful number, since it uses less digits than its factorization.

1684385700023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128413441.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 1684385700023 in words is "one trillion, six hundred eighty-four billion, three hundred eighty-five million, seven hundred thousand, twenty-three".