133640058893 has 4 divisors (see below), whose sum is σ = 145789155168. Its totient is φ = 121490962620.

The previous prime is 133640058887. The next prime is 133640058919. The reversal of 133640058893 is 398850046331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133640058893 - 2¹² = 133640054797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133640058883) 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 3 ways as a sum of consecutive naturals, for example, 6074548121 + ... + 6074548142.

It is an arithmetic number, because the mean of its divisors is an integer number (36447288792).

Almost surely, 2^133640058893 is an apocalyptic number.

It is an amenable number.

133640058893 is a deficient number, since it is larger than the sum of its proper divisors (12149096275).

133640058893 is a wasteful number, since it uses less digits than its factorization.

133640058893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12149096274.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 133640058893 in words is "one hundred thirty-three billion, six hundred forty million, fifty-eight thousand, eight hundred ninety-three".