5646440600 has 96 divisors (see below), whose sum is σ = 13448849040. Its totient is φ = 2203968000.

The previous prime is 5646440593. The next prime is 5646440603. The reversal of 5646440600 is 60446465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646440603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1596434 + ... + 1599966.

Almost surely, 2^5646440600 is an apocalyptic number.

5646440600 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 5646440600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6724424520).

5646440600 is an abundant number, since it is smaller than the sum of its proper divisors (7802408440).

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

5646440600 is a wasteful number, since it uses less digits than its factorization.

5646440600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3741 (or 3732 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 5646440600 is about 75142.8013850961. The cubic root of 5646440600 is about 1780.7033999886.

The spelling of 5646440600 in words is "five billion, six hundred forty-six million, four hundred forty thousand, six hundred".