5637643000 has 128 divisors (see below), whose sum is σ = 14450192640. Its totient is φ = 2041680000.

The previous prime is 5637642977. The next prime is 5637643001. The reversal of 5637643000 is 3467365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5637643001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3112095 + ... + 3113905.

It is an arithmetic number, because the mean of its divisors is an integer number (112892130).

Almost surely, 2^5637643000 is an apocalyptic number.

5637643000 is a gapful number since it is divisible by the number (50) 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 5637643000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7225096320).

5637643000 is an abundant number, since it is smaller than the sum of its proper divisors (8812549640).

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

5637643000 is a wasteful number, since it uses less digits than its factorization.

5637643000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126 (or 2112 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 5637643000 is about 75084.2393582035. The cubic root of 5637643000 is about 1779.7780937862.

The spelling of 5637643000 in words is "five billion, six hundred thirty-seven million, six hundred forty-three thousand".