6653319854 has 16 divisors (see below), whose sum is σ = 10324628496. Its totient is φ = 3213384000.

The previous prime is 6653319853. The next prime is 6653319857. The reversal of 6653319854 is 4589133566.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6653319853) 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, 393392 + ... + 409955.

It is an arithmetic number, because the mean of its divisors is an integer number (645289281).

Almost surely, 2^6653319854 is an apocalyptic number.

6653319854 is a deficient number, since it is larger than the sum of its proper divisors (3671308642).

6653319854 is a wasteful number, since it uses less digits than its factorization.

6653319854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803491.

The product of its digits is 2332800, while the sum is 50.

The square root of 6653319854 is about 81567.8849425434. The cubic root of 6653319854 is about 1880.8152355010.

The spelling of 6653319854 in words is "six billion, six hundred fifty-three million, three hundred nineteen thousand, eight hundred fifty-four".