160121646 has 24 divisors (see below), whose sum is σ = 355393584. Its totient is φ = 52071840.

The previous prime is 160121641. The next prime is 160121659. The reversal of 160121646 is 646121061.

160121646 is a `hidden beast` number, since 1 + 6 + 0 + 12 + 1 + 646 = 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 (160121641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107746 + ... + 109221.

It is an arithmetic number, because the mean of its divisors is an integer number (14808066).

Almost surely, 2^160121646 is an apocalyptic number.

160121646 is an abundant number, since it is smaller than the sum of its proper divisors (195271938).

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

160121646 is a wasteful number, since it uses less digits than its factorization.

160121646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217016 (or 217013 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 160121646 is about 12653.9182074170. The cubic root of 160121646 is about 543.0210709852.

The spelling of 160121646 in words is "one hundred sixty million, one hundred twenty-one thousand, six hundred forty-six".