6653344386 has 16 divisors (see below), whose sum is σ = 14330280384. Its totient is φ = 2047182864.

The previous prime is 6653344381. The next prime is 6653344409. The reversal of 6653344386 is 6834433566.

It is not an unprimeable number, because it can be changed into a prime (6653344381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42649566 + ... + 42649721.

It is an arithmetic number, because the mean of its divisors is an integer number (895642524).

Almost surely, 2^6653344386 is an apocalyptic number.

6653344386 is an abundant number, since it is smaller than the sum of its proper divisors (7676935998).

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

6653344386 is a wasteful number, since it uses less digits than its factorization.

6653344386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85299305.

The product of its digits is 3732480, while the sum is 48.

The square root of 6653344386 is about 81568.0353202160. The cubic root of 6653344386 is about 1880.8175471340.

The spelling of 6653344386 in words is "six billion, six hundred fifty-three million, three hundred forty-four thousand, three hundred eighty-six".