231553424150533 has 16 divisors (see below), whose sum is σ = 241522009027200. Its totient is φ = 221723801893440.

The previous prime is 231553424150527. The next prime is 231553424150561. The reversal of 231553424150533 is 335051424355132.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231553424150533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231553424150513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57858273 + ... + 61730758.

It is an arithmetic number, because the mean of its divisors is an integer number (15095125564200).

Almost surely, 2^{231553424150533} is an apocalyptic number.

It is an amenable number.

231553424150533 is a deficient number, since it is larger than the sum of its proper divisors (9968584876667).

231553424150533 is a wasteful number, since it uses less digits than its factorization.

231553424150533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119589612.

The product of its (nonzero) digits is 3240000, while the sum is 46.

The spelling of 231553424150533 in words is "two hundred thirty-one trillion, five hundred fifty-three billion, four hundred twenty-four million, one hundred fifty thousand, five hundred thirty-three".