653805772052 has 24 divisors (see below), whose sum is σ = 1205619539040. Its totient is φ = 309378489120.

The previous prime is 653805772031. The next prime is 653805772097. The reversal of 653805772052 is 250277508356.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4356023 + ... + 4503614.

It is an arithmetic number, because the mean of its divisors is an integer number (50234147460).

Almost surely, 2^653805772052 is an apocalyptic number.

It is an amenable number.

653805772052 is a deficient number, since it is larger than the sum of its proper divisors (551813766988).

653805772052 is a wasteful number, since it uses less digits than its factorization.

653805772052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8860631 (or 8860629 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 50.

The spelling of 653805772052 in words is "six hundred fifty-three billion, eight hundred five million, seven hundred seventy-two thousand, fifty-two".