3636421356 has 24 divisors (see below), whose sum is σ = 8493695280. Its totient is φ = 1210895872.

The previous prime is 3636421333. The next prime is 3636421357. The reversal of 3636421356 is 6531246363.

It is not an unprimeable number, because it can be changed into a prime (3636421357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143361 + ... + 166808.

It is an arithmetic number, because the mean of its divisors is an integer number (353903970).

Almost surely, 2^3636421356 is an apocalyptic number.

It is an amenable number.

3636421356 is an abundant number, since it is smaller than the sum of its proper divisors (4857273924).

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

3636421356 is a wasteful number, since it uses less digits than its factorization.

3636421356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311153 (or 311151 counting only the distinct ones).

The product of its digits is 233280, while the sum is 39.

The square root of 3636421356 is about 60302.7474995957. The cubic root of 3636421356 is about 1537.7700558613.

The spelling of 3636421356 in words is "three billion, six hundred thirty-six million, four hundred twenty-one thousand, three hundred fifty-six".