1601512066 has 32 divisors (see below), whose sum is σ = 3098321280. Its totient is φ = 602448000.

The previous prime is 1601512063. The next prime is 1601512067. The reversal of 1601512066 is 6602151061.

It is not an unprimeable number, because it can be changed into a prime (1601512061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174835 + ... + 183766.

It is an arithmetic number, because the mean of its divisors is an integer number (96822540).

Almost surely, 2^1601512066 is an apocalyptic number.

1601512066 is a deficient number, since it is larger than the sum of its proper divisors (1496809214).

1601512066 is a wasteful number, since it uses less digits than its factorization.

1601512066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358650.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1601512066 is about 40018.8963615940. The cubic root of 1601512066 is about 1169.9754215988.

The spelling of 1601512066 in words is "one billion, six hundred one million, five hundred twelve thousand, sixty-six".