384857114519812 has 48 divisors (see below), whose sum is σ = 735425215709184. Its totient is φ = 174768886980000.

The previous prime is 384857114519797. The next prime is 384857114519819. The reversal of 384857114519812 is 218915411758483.

It is a super-2 number, since 2×384857114519812² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (384857114519819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636951487 + ... + 637555417.

It is an arithmetic number, because the mean of its divisors is an integer number (15321358660608).

Almost surely, 2^{384857114519812} is an apocalyptic number.

It is an amenable number.

384857114519812 is a deficient number, since it is larger than the sum of its proper divisors (350568101189372).

384857114519812 is a wasteful number, since it uses less digits than its factorization.

384857114519812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617680 (or 617678 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 67.

The spelling of 384857114519812 in words is "three hundred eighty-four trillion, eight hundred fifty-seven billion, one hundred fourteen million, five hundred nineteen thousand, eight hundred twelve".