1332776256 has 112 divisors (see below), whose sum is σ = 4045549440. Its totient is φ = 379330560.

The previous prime is 1332776219. The next prime is 1332776267. The reversal of 1332776256 is 6526772331.

It is a tau number, because it is divible by the number of its divisors (112).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 375900 + ... + 379428.

Almost surely, 2^1332776256 is an apocalyptic number.

1332776256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1332776256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2022774720).

1332776256 is an abundant number, since it is smaller than the sum of its proper divisors (2712773184).

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

1332776256 is a wasteful number, since it uses less digits than its factorization.

1332776256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832 (or 3822 counting only the distinct ones).

The product of its digits is 317520, while the sum is 42.

The square root of 1332776256 is about 36507.2082745312. The cubic root of 1332776256 is about 1100.4891092097.

The spelling of 1332776256 in words is "one billion, three hundred thirty-two million, seven hundred seventy-six thousand, two hundred fifty-six".