5645093888 has 44 divisors (see below), whose sum is σ = 12896787792. Its totient is φ = 2419322880.

The previous prime is 5645093887. The next prime is 5645093891. The reversal of 5645093888 is 8883905465.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (5645093887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386603 + ... + 400938.

Almost surely, 2^5645093888 is an apocalyptic number.

It is an amenable number.

5645093888 is an abundant number, since it is smaller than the sum of its proper divisors (7251693904).

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

5645093888 is an equidigital number, since it uses as much as digits as its factorization.

5645093888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787568 (or 787550 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 56.

The square root of 5645093888 is about 75133.8398326613. The cubic root of 5645093888 is about 1780.5618190361.

The spelling of 5645093888 in words is "five billion, six hundred forty-five million, ninety-three thousand, eight hundred eighty-eight".