164007773611 has 4 divisors (see below), whose sum is σ = 178917571224. Its totient is φ = 149097976000.

The previous prime is 164007773609. The next prime is 164007773639. The reversal of 164007773611 is 116377700461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164007773611 - 2¹ = 164007773609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164007773681) 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 3 ways as a sum of consecutive naturals, for example, 7454898790 + ... + 7454898811.

It is an arithmetic number, because the mean of its divisors is an integer number (44729392806).

Almost surely, 2^164007773611 is an apocalyptic number.

164007773611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

164007773611 is a deficient number, since it is larger than the sum of its proper divisors (14909797613).

164007773611 is a wasteful number, since it uses less digits than its factorization.

164007773611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14909797612.

The product of its (nonzero) digits is 148176, while the sum is 43.

The spelling of 164007773611 in words is "one hundred sixty-four billion, seven million, seven hundred seventy-three thousand, six hundred eleven".