1326062880 has 192 divisors, whose sum is σ = 4679700480. Its totient is φ = 350687232.

The previous prime is 1326062879. The next prime is 1326062893. The reversal of 1326062880 is 882606231.

1326062880 is a `hidden beast` number, since 1 + 3 + 26 + 0 + 628 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 547432 + ... + 549848.

It is an arithmetic number, because the mean of its divisors is an integer number (24373440).

Almost surely, 2^1326062880 is an apocalyptic number.

1326062880 is a gapful number since it is divisible by the number (10) 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 1326062880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2339850240).

1326062880 is an abundant number, since it is smaller than the sum of its proper divisors (3353637600).

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

1326062880 is a wasteful number, since it uses less digits than its factorization.

1326062880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568 (or 2554 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1326062880 is about 36415.1462993079. The cubic root of 1326062880 is about 1098.6382266991.

The spelling of 1326062880 in words is "one billion, three hundred twenty-six million, sixty-two thousand, eight hundred eighty".