2018382020 has 48 divisors (see below), whose sum is σ = 4575432960. Its totient is φ = 745616256.

The previous prime is 2018382019. The next prime is 2018382029. The reversal of 2018382020 is 202838102.

It is not an unprimeable number, because it can be changed into a prime (2018382029) 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, 62312 + ... + 88991.

It is an arithmetic number, because the mean of its divisors is an integer number (95321520).

Almost surely, 2^2018382020 is an apocalyptic number.

2018382020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2018382020 is an abundant number, since it is smaller than the sum of its proper divisors (2557050940).

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

2018382020 is a wasteful number, since it uses less digits than its factorization.

2018382020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151364 (or 151362 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 2018382020 is about 44926.4067114208. The cubic root of 2018382020 is about 1263.7692665217.

The spelling of 2018382020 in words is "two billion, eighteen million, three hundred eighty-two thousand, twenty".