3632011020 has 216 divisors, whose sum is σ = 12439753872. Its totient is φ = 856500480.

The previous prime is 3632011013. The next prime is 3632011021. The reversal of 3632011020 is 201102363.

3632011020 is a `hidden beast` number, since 3 + 632 + 0 + 1 + 10 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3632010984 and 3632011002.

It is not an unprimeable number, because it can be changed into a prime (3632011021) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 803607 + ... + 808113.

Almost surely, 2^3632011020 is an apocalyptic number.

3632011020 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 3632011020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6219876936).

3632011020 is an abundant number, since it is smaller than the sum of its proper divisors (8807742852).

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

3632011020 is a wasteful number, since it uses less digits than its factorization.

3632011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581 (or 4565 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3632011020 is about 60266.1681210943. The cubic root of 3632011020 is about 1537.1481233215.

Adding to 3632011020 its reverse (201102363), we get a palindrome (3833113383).

The spelling of 3632011020 in words is "three billion, six hundred thirty-two million, eleven thousand, twenty".