5645157800 has 48 divisors (see below), whose sum is σ = 13193798400. Its totient is φ = 2246225600.

The previous prime is 5645157797. The next prime is 5645157803. The reversal of 5645157800 is 87515465.

It is an interprime number because it is at equal distance from previous prime (5645157797) and next prime (5645157803).

It is not an unprimeable number, because it can be changed into a prime (5645157803) 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, 35690 + ... + 112089.

It is an arithmetic number, because the mean of its divisors is an integer number (274870800).

Almost surely, 2^5645157800 is an apocalyptic number.

5645157800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5645157800 is an abundant number, since it is smaller than the sum of its proper divisors (7548640600).

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

5645157800 is a wasteful number, since it uses less digits than its factorization.

5645157800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147986 (or 147977 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 41.

The square root of 5645157800 is about 75134.2651524589. The cubic root of 5645157800 is about 1780.5685386667.

The spelling of 5645157800 in words is "five billion, six hundred forty-five million, one hundred fifty-seven thousand, eight hundred".