5638483956 has 24 divisors (see below), whose sum is σ = 15035957440. Its totient is φ = 1610995392.

The previous prime is 5638483951. The next prime is 5638484021. The reversal of 5638483956 is 6593848365.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5638483896 and 5638483905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5638483951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33562321 + ... + 33562488.

Almost surely, 2^5638483956 is an apocalyptic number.

It is an amenable number.

5638483956 is an abundant number, since it is smaller than the sum of its proper divisors (9397473484).

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

5638483956 is a wasteful number, since it uses less digits than its factorization.

5638483956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67124823 (or 67124821 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 57.

The square root of 5638483956 is about 75089.8392327484. The cubic root of 5638483956 is about 1779.8665847065.

The spelling of 5638483956 in words is "five billion, six hundred thirty-eight million, four hundred eighty-three thousand, nine hundred fifty-six".