5645301516 has 72 divisors (see below), whose sum is σ = 14904306144. Its totient is φ = 1798283520.

The previous prime is 5645301509. The next prime is 5645301533. The reversal of 5645301516 is 6151035465.

5645301516 is a `hidden beast` number, since 5 + 645 + 3 + 0 + 1 + 5 + 1 + 6 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1141000 + ... + 1145936.

It is an arithmetic number, because the mean of its divisors is an integer number (207004252).

Almost surely, 2^5645301516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5645301516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7452153072).

5645301516 is an abundant number, since it is smaller than the sum of its proper divisors (9259004628).

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

5645301516 is a wasteful number, since it uses less digits than its factorization.

5645301516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6351 (or 6346 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 5645301516 is about 75135.2215408992. The cubic root of 5645301516 is about 1780.5836486085.

The spelling of 5645301516 in words is "five billion, six hundred forty-five million, three hundred one thousand, five hundred sixteen".