4685831781219 has 24 divisors (see below), whose sum is σ = 6854786265600. Its totient is φ = 3084081117552.

The previous prime is 4685831781199. The next prime is 4685831781229. The reversal of 4685831781219 is 9121871385864.

4685831781219 is a `hidden beast` number, since 46 + 8 + 583 + 1 + 7 + 8 + 1 + 2 + 1 + 9 = 666.

It is not a de Polignac number, because 4685831781219 - 2⁵ = 4685831781187 is a prime.

It is a super-2 number, since 2×4685831781219² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4685831781229) 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 23 ways as a sum of consecutive naturals, for example, 1141119 + ... + 3267080.

It is an arithmetic number, because the mean of its divisors is an integer number (285616094400).

Almost surely, 2^{4685831781219} is an apocalyptic number.

4685831781219 is a deficient number, since it is larger than the sum of its proper divisors (2168954484381).

4685831781219 is a wasteful number, since it uses less digits than its factorization.

4685831781219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4409711 (or 4409708 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 63.

The spelling of 4685831781219 in words is "four trillion, six hundred eighty-five billion, eight hundred thirty-one million, seven hundred eighty-one thousand, two hundred nineteen".