133630666011 has 24 divisors (see below), whose sum is σ = 201431726496. Its totient is φ = 85206401280.

The previous prime is 133630665991. The next prime is 133630666049. The reversal of 133630666011 is 110666036331.

It is not a de Polignac number, because 133630666011 - 2¹³ = 133630657819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133630666111) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 3379491 + ... + 3418803.

It is an arithmetic number, because the mean of its divisors is an integer number (8392988604).

Almost surely, 2^133630666011 is an apocalyptic number.

133630666011 is a deficient number, since it is larger than the sum of its proper divisors (67801060485).

133630666011 is a wasteful number, since it uses less digits than its factorization.

133630666011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55763 (or 55760 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The spelling of 133630666011 in words is "one hundred thirty-three billion, six hundred thirty million, six hundred sixty-six thousand, eleven".