384796931818 has 24 divisors (see below), whose sum is σ = 625534954668. Its totient is φ = 177449530752.

The previous prime is 384796931797. The next prime is 384796931867. The reversal of 384796931818 is 818139697483.

It can be written as a sum of positive squares in 6 ways, for example, as 123662645649 + 261134286169 = 351657^2 + 511013^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73905 + ... + 880372.

Almost surely, 2^384796931818 is an apocalyptic number.

384796931818 is a deficient number, since it is larger than the sum of its proper divisors (240738022850).

384796931818 is a wasteful number, since it uses less digits than its factorization.

384796931818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955498 (or 955485 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 67.

The spelling of 384796931818 in words is "three hundred eighty-four billion, seven hundred ninety-six million, nine hundred thirty-one thousand, eight hundred eighteen".