5646245660 has 24 divisors (see below), whose sum is σ = 12935036016. Its totient is φ = 2053180160.

The previous prime is 5646245651. The next prime is 5646245719. The reversal of 5646245660 is 665426465.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12832157 + ... + 12832596.

It is an arithmetic number, because the mean of its divisors is an integer number (538959834).

Almost surely, 2^5646245660 is an apocalyptic number.

It is an amenable number.

5646245660 is an abundant number, since it is smaller than the sum of its proper divisors (7288790356).

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

5646245660 is a wasteful number, since it uses less digits than its factorization.

5646245660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25664773 (or 25664771 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The square root of 5646245660 is about 75141.5042436602. The cubic root of 5646245660 is about 1780.6829071779.

The spelling of 5646245660 in words is "five billion, six hundred forty-six million, two hundred forty-five thousand, six hundred sixty".