653689136 has 20 divisors (see below), whose sum is σ = 1267711272. Its totient is φ = 326537856.

The previous prime is 653689103. The next prime is 653689147. The reversal of 653689136 is 631986356.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1070 + ... + 36173.

Almost surely, 2^653689136 is an apocalyptic number.

It is an amenable number.

653689136 is a deficient number, since it is larger than the sum of its proper divisors (614022136).

653689136 is a wasteful number, since it uses less digits than its factorization.

653689136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38348 (or 38342 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The square root of 653689136 is about 25567.3451105116. The cubic root of 653689136 is about 867.8748217906.

The spelling of 653689136 in words is "six hundred fifty-three million, six hundred eighty-nine thousand, one hundred thirty-six".