5645351600 has 60 divisors (see below), whose sum is σ = 15500530224. Its totient is φ = 1935548160.

The previous prime is 5645351581. The next prime is 5645351603. The reversal of 5645351600 is 61535465.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (5645351603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1005299 + ... + 1010898.

Almost surely, 2^5645351600 is an apocalyptic number.

5645351600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5645351600 is an abundant number, since it is smaller than the sum of its proper divisors (9855178624).

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

5645351600 is a wasteful number, since it uses less digits than its factorization.

5645351600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016222 (or 2016211 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 5645351600 is about 75135.5548325824. The cubic root of 5645351600 is about 1780.5889142550.

The spelling of 5645351600 in words is "five billion, six hundred forty-five million, three hundred fifty-one thousand, six hundred".