1328408050 has 24 divisors (see below), whose sum is σ = 2616184116. Its totient is φ = 500106240.

The previous prime is 1328408023. The next prime is 1328408093. The reversal of 1328408050 is 508048231.

It can be written as a sum of positive squares in 6 ways, for example, as 1081949449 + 246458601 = 32893^2 + 15699^2 .

It is a super-3 number, since 3×1328408050³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 780567 + ... + 782266.

Almost surely, 2^1328408050 is an apocalyptic number.

1328408050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1328408050 is a deficient number, since it is larger than the sum of its proper divisors (1287776066).

1328408050 is a wasteful number, since it uses less digits than its factorization.

1328408050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562862 (or 1562857 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 1328408050 is about 36447.3325498588. The cubic root of 1328408050 is about 1099.2855001878.

The spelling of 1328408050 in words is "one billion, three hundred twenty-eight million, four hundred eight thousand, fifty".