23406653133 has 64 divisors (see below), whose sum is σ = 38666073600. Its totient is φ = 13918417920.

The previous prime is 23406653131. The next prime is 23406653143. The reversal of 23406653133 is 33135660432.

23406653133 is a `hidden beast` number, since 2 + 34 + 0 + 66 + 531 + 33 = 666.

It is not a de Polignac number, because 23406653133 - 2¹ = 23406653131 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23406653131) 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 63 ways as a sum of consecutive naturals, for example, 1140543 + ... + 1160883.

It is an arithmetic number, because the mean of its divisors is an integer number (604157400).

Almost surely, 2^23406653133 is an apocalyptic number.

23406653133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23406653133 is a deficient number, since it is larger than the sum of its proper divisors (15259420467).

23406653133 is a wasteful number, since it uses less digits than its factorization.

23406653133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20499 (or 20493 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 36.

The spelling of 23406653133 in words is "twenty-three billion, four hundred six million, six hundred fifty-three thousand, one hundred thirty-three".