47384020684854 has 48 divisors (see below), whose sum is σ = 117332243508480. Its totient is φ = 13538247459120.

The previous prime is 47384020684853. The next prime is 47384020684927. The reversal of 47384020684854 is 45848602048374.

It is a happy number.

47384020684854 is a `hidden beast` number, since 4 + 7 + 38 + 40 + 20 + 68 + 485 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 47384020684791 and 47384020684800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47384020684853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75184257 + ... + 75811875.

It is an arithmetic number, because the mean of its divisors is an integer number (2444421739760).

Almost surely, 2^{47384020684854} is an apocalyptic number.

47384020684854 is an abundant number, since it is smaller than the sum of its proper divisors (69948222823626).

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

47384020684854 is a wasteful number, since it uses less digits than its factorization.

47384020684854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226825 (or 1226822 counting only the distinct ones).

The product of its (nonzero) digits is 165150720, while the sum is 63.

The spelling of 47384020684854 in words is "forty-seven trillion, three hundred eighty-four billion, twenty million, six hundred eighty-four thousand, eight hundred fifty-four".