656063873 has 2 divisors, whose sum is σ = 656063874. Its totient is φ = 656063872.

The previous prime is 656063867. The next prime is 656063887. The reversal of 656063873 is 378360656.

656063873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 540888049 + 115175824 = 23257^2 + 10732^2 .

It is a cyclic number.

It is not a de Polignac number, because 656063873 - 2¹² = 656059777 is a prime.

It is not a weakly prime, because it can be changed into another prime (656063173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328031936 + 328031937.

It is an arithmetic number, because the mean of its divisors is an integer number (328031937).

Almost surely, 2^656063873 is an apocalyptic number.

It is an amenable number.

656063873 is a deficient number, since it is larger than the sum of its proper divisors (1).

656063873 is an equidigital number, since it uses as much as digits as its factorization.

656063873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 656063873 is about 25613.7438302174. The cubic root of 656063873 is about 868.9244969566.

The spelling of 656063873 in words is "six hundred fifty-six million, sixty-three thousand, eight hundred seventy-three".