132821380816 has 10 divisors (see below), whose sum is σ = 257341425362. Its totient is φ = 66410690400.

The previous prime is 132821380771. The next prime is 132821380831. The reversal of 132821380816 is 618083128231.

It can be written as a sum of positive squares in only one way, i.e., 99477160000 + 33344220816 = 315400^2 + 182604^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4150668135 + ... + 4150668166.

Almost surely, 2^132821380816 is an apocalyptic number.

132821380816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

132821380816 is a deficient number, since it is larger than the sum of its proper divisors (124520044546).

132821380816 is an equidigital number, since it uses as much as digits as its factorization.

132821380816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8301336309 (or 8301336303 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The spelling of 132821380816 in words is "one hundred thirty-two billion, eight hundred twenty-one million, three hundred eighty thousand, eight hundred sixteen".