164628673846 has 48 divisors (see below), whose sum is σ = 327554702496. Its totient is φ = 61296770304.

The previous prime is 164628673843. The next prime is 164628673879. The reversal of 164628673846 is 648376826461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164628673843) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3778986 + ... + 3822301.

It is an arithmetic number, because the mean of its divisors is an integer number (6824056302).

Almost surely, 2^164628673846 is an apocalyptic number.

164628673846 is a deficient number, since it is larger than the sum of its proper divisors (162926028650).

164628673846 is a wasteful number, since it uses less digits than its factorization.

164628673846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7601333 (or 7601326 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 61.

The spelling of 164628673846 in words is "one hundred sixty-four billion, six hundred twenty-eight million, six hundred seventy-three thousand, eight hundred forty-six".