2002018536 has 96 divisors (see below), whose sum is σ = 6298406400. Its totient is φ = 562619520.

The previous prime is 2002018523. The next prime is 2002018537. The reversal of 2002018536 is 6358102002.

It is a super-3 number, since 3×2002018536³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2002018537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1816 + ... + 63303.

It is an arithmetic number, because the mean of its divisors is an integer number (65608400).

Almost surely, 2^2002018536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2002018536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3149203200).

2002018536 is an abundant number, since it is smaller than the sum of its proper divisors (4296387864).

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

2002018536 is a wasteful number, since it uses less digits than its factorization.

2002018536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65199 (or 65192 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 2002018536 is about 44743.9217771532. The cubic root of 2002018536 is about 1260.3447733760.

The spelling of 2002018536 in words is "two billion, two million, eighteen thousand, five hundred thirty-six".