810448612966 has 16 divisors (see below), whose sum is σ = 1247468351184. Its totient is φ = 394679222784.

The previous prime is 810448612949. The next prime is 810448612973. The reversal of 810448612966 is 669216844018.

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, 13317831 + ... + 13378546.

It is an arithmetic number, because the mean of its divisors is an integer number (77966771949).

Almost surely, 2^810448612966 is an apocalyptic number.

810448612966 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

810448612966 is a deficient number, since it is larger than the sum of its proper divisors (437019738218).

810448612966 is a wasteful number, since it uses less digits than its factorization.

810448612966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26696775.

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 810448612966 in words is "eight hundred ten billion, four hundred forty-eight million, six hundred twelve thousand, nine hundred sixty-six".