164361845 has 16 divisors (see below), whose sum is σ = 205632000. Its totient is φ = 125976000.

The previous prime is 164361833. The next prime is 164361853. The reversal of 164361845 is 548163461.

It is not a de Polignac number, because 164361845 - 2¹⁰ = 164360821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164361799 and 164361808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10406 + ... + 20904.

It is an arithmetic number, because the mean of its divisors is an integer number (12852000).

Almost surely, 2^164361845 is an apocalyptic number.

It is an amenable number.

164361845 is a deficient number, since it is larger than the sum of its proper divisors (41270155).

164361845 is a wasteful number, since it uses less digits than its factorization.

164361845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10636.

The product of its digits is 69120, while the sum is 38.

The square root of 164361845 is about 12820.3683644426. The cubic root of 164361845 is about 547.7726393129.

It can be divided in two parts, 16436 and 1845, that added together give a palindrome (18281).

The spelling of 164361845 in words is "one hundred sixty-four million, three hundred sixty-one thousand, eight hundred forty-five".