653251016 has 16 divisors (see below), whose sum is σ = 1336195440. Its totient is φ = 296932240.

The previous prime is 653251007. The next prime is 653251031. The reversal of 653251016 is 610152356.

It is a self number, because there is not a number n which added to its sum of digits gives 653251016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3711566 + ... + 3711741.

It is an arithmetic number, because the mean of its divisors is an integer number (83512215).

Almost surely, 2^653251016 is an apocalyptic number.

It is an amenable number.

653251016 is an abundant number, since it is smaller than the sum of its proper divisors (682944424).

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

653251016 is a wasteful number, since it uses less digits than its factorization.

653251016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7423324 (or 7423320 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 653251016 is about 25558.7757140282. The cubic root of 653251016 is about 867.6808874595.

The spelling of 653251016 in words is "six hundred fifty-three million, two hundred fifty-one thousand, sixteen".