653923436412 has 24 divisors (see below), whose sum is σ = 1525984333776. Its totient is φ = 217951195648.

The previous prime is 653923436401. The next prime is 653923436417. The reversal of 653923436412 is 214634329356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653923436417) 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, 2793183 + ... + 3018230.

It is an arithmetic number, because the mean of its divisors is an integer number (63582680574).

Almost surely, 2^653923436412 is an apocalyptic number.

It is an amenable number.

653923436412 is an abundant number, since it is smaller than the sum of its proper divisors (872060897364).

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

653923436412 is a wasteful number, since it uses less digits than its factorization.

653923436412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5820797 (or 5820795 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 48.

The spelling of 653923436412 in words is "six hundred fifty-three billion, nine hundred twenty-three million, four hundred thirty-six thousand, four hundred twelve".