133660284064 has 12 divisors (see below), whose sum is σ = 263143684314. Its totient is φ = 66830142016.

The previous prime is 133660284047. The next prime is 133660284091. The reversal of 133660284064 is 460482066331.

It can be written as a sum of positive squares in only one way, i.e., 126921187600 + 6739096464 = 356260^2 + 82092^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133660284064.

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 as a sum of consecutive naturals, namely, 2088441907 + ... + 2088441970.

Almost surely, 2^133660284064 is an apocalyptic number.

It is an amenable number.

133660284064 is a deficient number, since it is larger than the sum of its proper divisors (129483400250).

133660284064 is an equidigital number, since it uses as much as digits as its factorization.

133660284064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176883887 (or 4176883879 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 133660284064 in words is "one hundred thirty-three billion, six hundred sixty million, two hundred eighty-four thousand, sixty-four".