2018463912 has 24 divisors (see below), whose sum is σ = 5466673290. Its totient is φ = 672821280.

The previous prime is 2018463901. The next prime is 2018463913. The reversal of 2018463912 is 2193648102.

2018463912 is a `hidden beast` number, since 2 + 0 + 1 + 8 + 4 + 639 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1626186276 + 392277636 = 40326^2 + 19806^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2018463913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14017039 + ... + 14017182.

Almost surely, 2^2018463912 is an apocalyptic number.

It is an amenable number.

2018463912 is an abundant number, since it is smaller than the sum of its proper divisors (3448209378).

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

2018463912 is a wasteful number, since it uses less digits than its factorization.

2018463912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28034233 (or 28034226 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 2018463912 is about 44927.3181037996. The cubic root of 2018463912 is about 1263.7863579663.

The spelling of 2018463912 in words is "two billion, eighteen million, four hundred sixty-three thousand, nine hundred twelve".