164096550 has 48 divisors (see below), whose sum is σ = 452180880. Its totient is φ = 43758720.

The previous prime is 164096519. The next prime is 164096551. The reversal of 164096550 is 55690461.

164096550 is a `hidden beast` number, since 1 + 640 + 9 + 6 + 5 + 5 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164096551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59427 + ... + 62126.

It is an arithmetic number, because the mean of its divisors is an integer number (9420435).

Almost surely, 2^164096550 is an apocalyptic number.

164096550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164096550 is an abundant number, since it is smaller than the sum of its proper divisors (288084330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164096550 is a wasteful number, since it uses less digits than its factorization.

164096550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121574 (or 121563 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 164096550 is about 12810.0175643908. The cubic root of 164096550 is about 547.4777622794.

The spelling of 164096550 in words is "one hundred sixty-four million, ninety-six thousand, five hundred fifty".