5646395400 has 48 divisors (see below), whose sum is σ = 17503827600. Its totient is φ = 1505705280.

The previous prime is 5646395393. The next prime is 5646395473. The reversal of 5646395400 is 45936465.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4704730 + ... + 4705929.

It is an arithmetic number, because the mean of its divisors is an integer number (364663075).

Almost surely, 2^5646395400 is an apocalyptic number.

5646395400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5646395400 is an abundant number, since it is smaller than the sum of its proper divisors (11857432200).

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

5646395400 is a wasteful number, since it uses less digits than its factorization.

5646395400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9410678 (or 9410669 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The square root of 5646395400 is about 75142.5006238147. The cubic root of 5646395400 is about 1780.6986484402.

The spelling of 5646395400 in words is "five billion, six hundred forty-six million, three hundred ninety-five thousand, four hundred".