5645425320 has 96 divisors (see below), whose sum is σ = 18579974400. Its totient is φ = 1486382976.

The previous prime is 5645425301. The next prime is 5645425321. The reversal of 5645425320 is 235245465.

5645425320 is a `hidden beast` number, since 5 + 64 + 542 + 53 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5645425321) 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, 70812 + ... + 127691.

It is an arithmetic number, because the mean of its divisors is an integer number (193541400).

Almost surely, 2^5645425320 is an apocalyptic number.

It is an amenable number.

5645425320 is an abundant number, since it is smaller than the sum of its proper divisors (12934549080).

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

5645425320 is a wasteful number, since it uses less digits than its factorization.

5645425320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198599 (or 198592 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 5645425320 is about 75136.0454109744. The cubic root of 5645425320 is about 1780.5966648466.

The spelling of 5645425320 in words is "five billion, six hundred forty-five million, four hundred twenty-five thousand, three hundred twenty".