4489692568 has 8 divisors (see below), whose sum is σ = 8418173580. Its totient is φ = 2244846280.

The previous prime is 4489692563. The next prime is 4489692569. The reversal of 4489692568 is 8652969844.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4489692563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280605778 + ... + 280605793.

Almost surely, 2^4489692568 is an apocalyptic number.

It is an amenable number.

4489692568 is a deficient number, since it is larger than the sum of its proper divisors (3928481012).

4489692568 is a wasteful number, since it uses less digits than its factorization.

4489692568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561211577 (or 561211573 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 61.

The square root of 4489692568 is about 67005.1682185785. The cubic root of 4489692568 is about 1649.7021278021.

The spelling of 4489692568 in words is "four billion, four hundred eighty-nine million, six hundred ninety-two thousand, five hundred sixty-eight".