1332661040 has 20 divisors (see below), whose sum is σ = 3098437104. Its totient is φ = 533064384.

The previous prime is 1332661027. The next prime is 1332661067. The reversal of 1332661040 is 401662331.

It is a tau number, because it is divible by the number of its divisors (20).

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, 8329052 + ... + 8329211.

Almost surely, 2^1332661040 is an apocalyptic number.

1332661040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332661040 is an abundant number, since it is smaller than the sum of its proper divisors (1765776064).

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

1332661040 is a wasteful number, since it uses less digits than its factorization.

1332661040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16658276 (or 16658270 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 1332661040 is about 36505.6302506887. The cubic root of 1332661040 is about 1100.4573965581.

The spelling of 1332661040 in words is "one billion, three hundred thirty-two million, six hundred sixty-one thousand, forty".