1601266330 has 8 divisors (see below), whose sum is σ = 2882279412. Its totient is φ = 640506528.

The previous prime is 1601266327. The next prime is 1601266367. The reversal of 1601266330 is 336621061.

It can be written as a sum of positive squares in 2 ways, for example, as 1453668129 + 147598201 = 38127^2 + 12149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80063307 + ... + 80063326.

Almost surely, 2^1601266330 is an apocalyptic number.

1601266330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1601266330 is a deficient number, since it is larger than the sum of its proper divisors (1281013082).

1601266330 is a wasteful number, since it uses less digits than its factorization.

1601266330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160126640.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 1601266330 is about 40015.8259942238. The cubic root of 1601266330 is about 1169.9155781977.

Adding to 1601266330 its reverse (336621061), we get a palindrome (1937887391).

The spelling of 1601266330 in words is "one billion, six hundred one million, two hundred sixty-six thousand, three hundred thirty".