653489064 has 48 divisors (see below), whose sum is σ = 1846821600. Its totient is φ = 208358304.

The previous prime is 653489051. The next prime is 653489071. The reversal of 653489064 is 460984356.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195654 + ... + 198965.

It is an arithmetic number, because the mean of its divisors is an integer number (38475450).

Almost surely, 2^653489064 is an apocalyptic number.

It is an amenable number.

653489064 is an abundant number, since it is smaller than the sum of its proper divisors (1193332536).

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

653489064 is a wasteful number, since it uses less digits than its factorization.

653489064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394654 (or 394647 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 653489064 is about 25563.4321639329. The cubic root of 653489064 is about 867.7862704392.

The spelling of 653489064 in words is "six hundred fifty-three million, four hundred eighty-nine thousand, sixty-four".