133793650913 has 16 divisors (see below), whose sum is σ = 150206042112. Its totient is φ = 118334520000.

The previous prime is 133793650867. The next prime is 133793650931. The reversal of 133793650913 is 319056397331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 133793650913 - 2¹⁰ = 133793649889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133793650943) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1602833 + ... + 1684238.

It is an arithmetic number, because the mean of its divisors is an integer number (9387877632).

Almost surely, 2^133793650913 is an apocalyptic number.

133793650913 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

133793650913 is a deficient number, since it is larger than the sum of its proper divisors (16412391199).

133793650913 is a wasteful number, since it uses less digits than its factorization.

133793650913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287216.

The product of its (nonzero) digits is 1377810, while the sum is 50.

The spelling of 133793650913 in words is "one hundred thirty-three billion, seven hundred ninety-three million, six hundred fifty thousand, nine hundred thirteen".