5646465344 has 56 divisors (see below), whose sum is σ = 12136663560. Its totient is φ = 2590930944.

The previous prime is 5646465343. The next prime is 5646465373. The reversal of 5646465344 is 4435646465.

It can be written as a sum of positive squares in 4 ways, for example, as 2933305600 + 2713159744 = 54160^2 + 52088^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646465343) 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, 124322 + ... + 163550.

It is an arithmetic number, because the mean of its divisors is an integer number (216726135).

Almost surely, 2^5646465344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5646465344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6068331780).

5646465344 is an abundant number, since it is smaller than the sum of its proper divisors (6490198216).

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

5646465344 is a wasteful number, since it uses less digits than its factorization.

5646465344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39427 (or 39417 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 47.

The square root of 5646465344 is about 75142.9660314257. The cubic root of 5646465344 is about 1780.7060011353.

The spelling of 5646465344 in words is "five billion, six hundred forty-six million, four hundred sixty-five thousand, three hundred forty-four".