164936073911 has 12 divisors (see below), whose sum is σ = 193208039856. Its totient is φ = 137925626880.

The previous prime is 164936073859. The next prime is 164936073919. The reversal of 164936073911 is 119370639461.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-164936073911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164936073911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164936073919) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6996650 + ... + 7020183.

It is an arithmetic number, because the mean of its divisors is an integer number (16100669988).

Almost surely, 2^164936073911 is an apocalyptic number.

164936073911 is a deficient number, since it is larger than the sum of its proper divisors (28271965945).

164936073911 is an equidigital number, since it uses as much as digits as its factorization.

164936073911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14016922 (or 14016881 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 50.

It can be divided in two parts, 1649360 and 73911, that added together give a palindrome (1723271).

The spelling of 164936073911 in words is "one hundred sixty-four billion, nine hundred thirty-six million, seventy-three thousand, nine hundred eleven".