1010644664 has 32 divisors (see below), whose sum is σ = 1975795200. Its totient is φ = 484041600.

The previous prime is 1010644589. The next prime is 1010644667. The reversal of 1010644664 is 4664460101.

It is a self number, because there is not a number n which added to its sum of digits gives 1010644664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010644667) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12314 + ... + 46614.

It is an arithmetic number, because the mean of its divisors is an integer number (61743600).

Almost surely, 2^1010644664 is an apocalyptic number.

It is an amenable number.

1010644664 is a deficient number, since it is larger than the sum of its proper divisors (965150536).

1010644664 is a wasteful number, since it uses less digits than its factorization.

1010644664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34463 (or 34459 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1010644664 is about 31790.6379929689. The cubic root of 1010644664 is about 1003.5357053872.

The spelling of 1010644664 in words is "one billion, ten million, six hundred forty-four thousand, six hundred sixty-four".