966615983923 has 2 divisors, whose sum is σ = 966615983924. Its totient is φ = 966615983922.

The previous prime is 966615983897. The next prime is 966615983933. The reversal of 966615983923 is 329389516669.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 966615983923 - 2⁵ = 966615983891 is a prime.

It is not a weakly prime, because it can be changed into another prime (966615983933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483307991961 + 483307991962.

It is an arithmetic number, because the mean of its divisors is an integer number (483307991962).

Almost surely, 2^966615983923 is an apocalyptic number.

966615983923 is a deficient number, since it is larger than the sum of its proper divisors (1).

966615983923 is an equidigital number, since it uses as much as digits as its factorization.

966615983923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113374080, while the sum is 67.

The spelling of 966615983923 in words is "nine hundred sixty-six billion, six hundred fifteen million, nine hundred eighty-three thousand, nine hundred twenty-three".