5645134984 has 16 divisors (see below), whose sum is σ = 10585681920. Its totient is φ = 2822286480.

The previous prime is 5645134969. The next prime is 5645135003. The reversal of 5645134984 is 4894315465.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68089 + ... + 126199.

It is an arithmetic number, because the mean of its divisors is an integer number (661605120).

Almost surely, 2^5645134984 is an apocalyptic number.

It is an amenable number.

5645134984 is a deficient number, since it is larger than the sum of its proper divisors (4940546936).

5645134984 is a wasteful number, since it uses less digits than its factorization.

5645134984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70260 (or 70256 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 49.

The square root of 5645134984 is about 75134.1133174539. The cubic root of 5645134984 is about 1780.5661398258.

The spelling of 5645134984 in words is "five billion, six hundred forty-five million, one hundred thirty-four thousand, nine hundred eighty-four".