6485189488 has 10 divisors (see below), whose sum is σ = 12565054664. Its totient is φ = 3242594736.

The previous prime is 6485189419. The next prime is 6485189489. The reversal of 6485189488 is 8849815846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6485189489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202662156 + ... + 202662187.

Almost surely, 2^6485189488 is an apocalyptic number.

It is an amenable number.

6485189488 is a deficient number, since it is larger than the sum of its proper divisors (6079865176).

6485189488 is a wasteful number, since it uses less digits than its factorization.

6485189488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405324351 (or 405324345 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 61.

The square root of 6485189488 is about 80530.6742055473. The cubic root of 6485189488 is about 1864.8370542877.

The spelling of 6485189488 in words is "six billion, four hundred eighty-five million, one hundred eighty-nine thousand, four hundred eighty-eight".