133640233410431 has 8 divisors (see below), whose sum is σ = 146399342803200. Its totient is φ = 120982790228440.

The previous prime is 133640233410407. The next prime is 133640233410451. The reversal of 133640233410431 is 134014332046331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133640233410431 - 2¹⁴ = 133640233394047 is a prime.

It is a super-2 number, since 2×133640233410431² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133640233410451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25416549941 + ... + 25416555198.

It is an arithmetic number, because the mean of its divisors is an integer number (18299917850400).

Almost surely, 2^{133640233410431} is an apocalyptic number.

133640233410431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133640233410431 is a deficient number, since it is larger than the sum of its proper divisors (12759109392769).

133640233410431 is a wasteful number, since it uses less digits than its factorization.

133640233410431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50833105389.

The product of its (nonzero) digits is 186624, while the sum is 38.

Adding to 133640233410431 its reverse (134014332046331), we get a palindrome (267654565456762).

The spelling of 133640233410431 in words is "one hundred thirty-three trillion, six hundred forty billion, two hundred thirty-three million, four hundred ten thousand, four hundred thirty-one".