5649628500 has 144 divisors (see below), whose sum is σ = 18483192000. Its totient is φ = 1506535200.

The previous prime is 5649628489. The next prime is 5649628559. The reversal of 5649628500 is 58269465.

5649628500 is a `hidden beast` number, since 56 + 4 + 96 + 2 + 8 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98251 + ... + 144749.

It is an arithmetic number, because the mean of its divisors is an integer number (128355500).

Almost surely, 2^5649628500 is an apocalyptic number.

5649628500 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 5649628500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9241596000).

5649628500 is an abundant number, since it is smaller than the sum of its proper divisors (12833563500).

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

5649628500 is a wasteful number, since it uses less digits than its factorization.

5649628500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46533 (or 46509 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 5649628500 is about 75164.0106700008. The cubic root of 5649628500 is about 1781.0384568724.

The spelling of 5649628500 in words is "five billion, six hundred forty-nine million, six hundred twenty-eight thousand, five hundred".