656928383 has 2 divisors, whose sum is σ = 656928384. Its totient is φ = 656928382.

The previous prime is 656928359. The next prime is 656928413. The reversal of 656928383 is 383829656.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 656928383 - 2¹⁴ = 656911999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (656928343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328464191 + 328464192.

It is an arithmetic number, because the mean of its divisors is an integer number (328464192).

Almost surely, 2^656928383 is an apocalyptic number.

656928383 is a deficient number, since it is larger than the sum of its proper divisors (1).

656928383 is an equidigital number, since it uses as much as digits as its factorization.

656928383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 50.

The square root of 656928383 is about 25630.6141752397. The cubic root of 656928383 is about 869.3059964996.

The spelling of 656928383 in words is "six hundred fifty-six million, nine hundred twenty-eight thousand, three hundred eighty-three".