164068775 has 48 divisors (see below), whose sum is σ = 233985024. Its totient is φ = 113182080.

The previous prime is 164068763. The next prime is 164068777. The reversal of 164068775 is 577860461.

It is not a de Polignac number, because 164068775 - 2⁴ = 164068759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164068777) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 351092 + ... + 351558.

It is an arithmetic number, because the mean of its divisors is an integer number (4874688).

Almost surely, 2^164068775 is an apocalyptic number.

164068775 is a deficient number, since it is larger than the sum of its proper divisors (69916249).

164068775 is a wasteful number, since it uses less digits than its factorization.

164068775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 555 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 164068775 is about 12808.9334060257. The cubic root of 164068775 is about 547.4468718212.

The spelling of 164068775 in words is "one hundred sixty-four million, sixty-eight thousand, seven hundred seventy-five".