3636016020 has 384 divisors, whose sum is σ = 14162426880. Its totient is φ = 753960960.

The previous prime is 3636015967. The next prime is 3636016037. The reversal of 3636016020 is 206106363.

3636016020 is a `hidden beast` number, since 3 + 636 + 0 + 1 + 6 + 0 + 20 = 666.

3636016020 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3636016020² = 26441224995393280800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2996934 + ... + 2998146.

It is an arithmetic number, because the mean of its divisors is an integer number (36881320).

Almost surely, 2^3636016020 is an apocalyptic number.

3636016020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3636016020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7081213440).

3636016020 is an abundant number, since it is smaller than the sum of its proper divisors (10526410860).

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

3636016020 is a wasteful number, since it uses less digits than its factorization.

3636016020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312 (or 1304 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 3636016020 is about 60299.3865640439. The cubic root of 3636016020 is about 1537.7129175685.

The spelling of 3636016020 in words is "three billion, six hundred thirty-six million, sixteen thousand, twenty".